Home / 119,240.10-164,515.45-71,476.02

Finding the Fourth Proportional to 119,240.10, 164,515.45 and 71,476.02

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Solution

The fourth proportional to 119,240.10, 164,515.45 and 71,476.02 is: 98,615.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,240.10 : 164,515.45 = 71,476.02 : x
  2. Step 2: Convert to fraction form
    119,240.10/164,515.45 = 71,476.02/x
  3. Step 3: Cross multiply
    119,240.10x = 164,515.45 × 71,476.02
  4. Step 4: Simplify right side
    119,240.10x = 11,758,909,594.51
  5. Step 5: Solve for x
    x = 11,758,909,594.51/119,240.10
  6. Step 6: Final answer
    x = 98,615.40

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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.