Home / 124,104,062.58-171,258,079.56-71,142,802.47

Finding the Fourth Proportional to 124,104,062.58, 171,258,079.56 and 71,142,802.47

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Solution

The fourth proportional to 124,104,062.58, 171,258,079.56 and 71,142,802.47 is: 98,173,899.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,104,062.58 : 171,258,079.56 = 71,142,802.47 : x
  2. Step 2: Convert to fraction form
    124,104,062.58/171,258,079.56 = 71,142,802.47/x
  3. Step 3: Cross multiply
    124,104,062.58x = 171,258,079.56 × 71,142,802.47
  4. Step 4: Simplify right side
    124,104,062.58x = 12,183,779,725,528,624
  5. Step 5: Solve for x
    x = 12,183,779,725,528,624/124,104,062.58
  6. Step 6: Final answer
    x = 98,173,899.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.