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Finding the Fourth Proportional to 93,593.87, 129,159.31 and 51,152.70

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Solution

The fourth proportional to 93,593.87, 129,159.31 and 51,152.70 is: 70,590.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,593.87 : 129,159.31 = 51,152.70 : x
  2. Step 2: Convert to fraction form
    93,593.87/129,159.31 = 51,152.70/x
  3. Step 3: Cross multiply
    93,593.87x = 129,159.31 × 51,152.70
  4. Step 4: Simplify right side
    93,593.87x = 6,606,847,308.76
  5. Step 5: Solve for x
    x = 6,606,847,308.76/93,593.87
  6. Step 6: Final answer
    x = 70,590.60

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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.