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Finding the Fourth Proportional to 60,157.29, 90,204.79 and 32,069.80

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Solution

The fourth proportional to 60,157.29, 90,204.79 and 32,069.80 is: 48,088.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,157.29 : 90,204.79 = 32,069.80 : x
  2. Step 2: Convert to fraction form
    60,157.29/90,204.79 = 32,069.80/x
  3. Step 3: Cross multiply
    60,157.29x = 90,204.79 × 32,069.80
  4. Step 4: Simplify right side
    60,157.29x = 2,892,849,574.34
  5. Step 5: Solve for x
    x = 2,892,849,574.34/60,157.29
  6. Step 6: Final answer
    x = 48,088.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.