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Finding the Fourth Proportional to 272,054.52, 407,737.08 and 153,793.08

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Solution

The fourth proportional to 272,054.52, 407,737.08 and 153,793.08 is: 230,494.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,054.52 : 407,737.08 = 153,793.08 : x
  2. Step 2: Convert to fraction form
    272,054.52/407,737.08 = 153,793.08/x
  3. Step 3: Cross multiply
    272,054.52x = 407,737.08 × 153,793.08
  4. Step 4: Simplify right side
    272,054.52x = 62,707,141,363.41
  5. Step 5: Solve for x
    x = 62,707,141,363.41/272,054.52
  6. Step 6: Final answer
    x = 230,494.76

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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.