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Finding the Fourth Proportional to 152,808, 229,270.32 and 59,321.04

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Solution

The fourth proportional to 152,808, 229,270.32 and 59,321.04 is: 89,004.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,808 : 229,270.32 = 59,321.04 : x
  2. Step 2: Convert to fraction form
    152,808/229,270.32 = 59,321.04/x
  3. Step 3: Cross multiply
    152,808x = 229,270.32 × 59,321.04
  4. Step 4: Simplify right side
    152,808x = 13,600,553,823.53
  5. Step 5: Solve for x
    x = 13,600,553,823.53/152,808
  6. Step 6: Final answer
    x = 89,004.20

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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.