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Finding the Fourth Proportional to 156,369, 234,553.50 and 62,852.88

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Solution

The fourth proportional to 156,369, 234,553.50 and 62,852.88 is: 94,279.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,369 : 234,553.50 = 62,852.88 : x
  2. Step 2: Convert to fraction form
    156,369/234,553.50 = 62,852.88/x
  3. Step 3: Cross multiply
    156,369x = 234,553.50 × 62,852.88
  4. Step 4: Simplify right side
    156,369x = 14,742,362,989.08
  5. Step 5: Solve for x
    x = 14,742,362,989.08/156,369
  6. Step 6: Final answer
    x = 94,279.32

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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.