Home / 94,179.60-129,972.24-51,742.08

Finding the Fourth Proportional to 94,179.60, 129,972.24 and 51,742.08

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Solution

The fourth proportional to 94,179.60, 129,972.24 and 51,742.08 is: 71,406.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,179.60 : 129,972.24 = 51,742.08 : x
  2. Step 2: Convert to fraction form
    94,179.60/129,972.24 = 51,742.08/x
  3. Step 3: Cross multiply
    94,179.60x = 129,972.24 × 51,742.08
  4. Step 4: Simplify right side
    94,179.60x = 6,725,034,039.86
  5. Step 5: Solve for x
    x = 6,725,034,039.86/94,179.60
  6. Step 6: Final answer
    x = 71,406.48

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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.