Home / 93,711.10-129,320.22-51,269.17

Finding the Fourth Proportional to 93,711.10, 129,320.22 and 51,269.17

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Solution

The fourth proportional to 93,711.10, 129,320.22 and 51,269.17 is: 70,750.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,711.10 : 129,320.22 = 51,269.17 : x
  2. Step 2: Convert to fraction form
    93,711.10/129,320.22 = 51,269.17/x
  3. Step 3: Cross multiply
    93,711.10x = 129,320.22 × 51,269.17
  4. Step 4: Simplify right side
    93,711.10x = 6,630,140,343.62
  5. Step 5: Solve for x
    x = 6,630,140,343.62/93,711.10
  6. Step 6: Final answer
    x = 70,750.85

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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.