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Finding the Fourth Proportional to 539,161.68, 808,861.59 and 160,113.27

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Solution

The fourth proportional to 539,161.68, 808,861.59 and 160,113.27 is: 240,205.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,161.68 : 808,861.59 = 160,113.27 : x
  2. Step 2: Convert to fraction form
    539,161.68/808,861.59 = 160,113.27/x
  3. Step 3: Cross multiply
    539,161.68x = 808,861.59 × 160,113.27
  4. Step 4: Simplify right side
    539,161.68x = 129,509,474,152.30
  5. Step 5: Solve for x
    x = 129,509,474,152.30/539,161.68
  6. Step 6: Final answer
    x = 240,205.26

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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.