Home / 94,547.75-130,478.60-52,109.02

Finding the Fourth Proportional to 94,547.75, 130,478.60 and 52,109.02

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Solution

The fourth proportional to 94,547.75, 130,478.60 and 52,109.02 is: 71,911.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,547.75 : 130,478.60 = 52,109.02 : x
  2. Step 2: Convert to fraction form
    94,547.75/130,478.60 = 52,109.02/x
  3. Step 3: Cross multiply
    94,547.75x = 130,478.60 × 52,109.02
  4. Step 4: Simplify right side
    94,547.75x = 6,799,111,064.03
  5. Step 5: Solve for x
    x = 6,799,111,064.03/94,547.75
  6. Step 6: Final answer
    x = 71,911.93

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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.