Home / 94,011.96-129,734.28-51,570.12

Finding the Fourth Proportional to 94,011.96, 129,734.28 and 51,570.12

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Solution

The fourth proportional to 94,011.96, 129,734.28 and 51,570.12 is: 71,165.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,011.96 : 129,734.28 = 51,570.12 : x
  2. Step 2: Convert to fraction form
    94,011.96/129,734.28 = 51,570.12/x
  3. Step 3: Cross multiply
    94,011.96x = 129,734.28 × 51,570.12
  4. Step 4: Simplify right side
    94,011.96x = 6,690,412,387.71
  5. Step 5: Solve for x
    x = 6,690,412,387.71/94,011.96
  6. Step 6: Final answer
    x = 71,165.55

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1.5x scale

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.