Home / 94,155.04-129,934.56-51,713.20

Finding the Fourth Proportional to 94,155.04, 129,934.56 and 51,713.20

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Solution

The fourth proportional to 94,155.04, 129,934.56 and 51,713.20 is: 71,364.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,155.04 : 129,934.56 = 51,713.20 : x
  2. Step 2: Convert to fraction form
    94,155.04/129,934.56 = 51,713.20/x
  3. Step 3: Cross multiply
    94,155.04x = 129,934.56 × 51,713.20
  4. Step 4: Simplify right side
    94,155.04x = 6,719,331,888.19
  5. Step 5: Solve for x
    x = 6,719,331,888.19/94,155.04
  6. Step 6: Final answer
    x = 71,364.55

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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.