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Finding the Fourth Proportional to 159,354, 239,041.94 and 52,737.75

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Solution

The fourth proportional to 159,354, 239,041.94 and 52,737.75 is: 79,110.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,354 : 239,041.94 = 52,737.75 : x
  2. Step 2: Convert to fraction form
    159,354/239,041.94 = 52,737.75/x
  3. Step 3: Cross multiply
    159,354x = 239,041.94 × 52,737.75
  4. Step 4: Simplify right side
    159,354x = 12,606,533,807.55
  5. Step 5: Solve for x
    x = 12,606,533,807.55/159,354
  6. Step 6: Final answer
    x = 79,110.24

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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.