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Finding the Fourth Proportional to 93,445.80, 129,002.22 and 59,488.44

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Solution

The fourth proportional to 93,445.80, 129,002.22 and 59,488.44 is: 82,123.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,445.80 : 129,002.22 = 59,488.44 : x
  2. Step 2: Convert to fraction form
    93,445.80/129,002.22 = 59,488.44/x
  3. Step 3: Cross multiply
    93,445.80x = 129,002.22 × 59,488.44
  4. Step 4: Simplify right side
    93,445.80x = 7,674,140,824.34
  5. Step 5: Solve for x
    x = 7,674,140,824.34/93,445.80
  6. Step 6: Final answer
    x = 82,123.98

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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.