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Finding the Fourth Proportional to 177,807.72, 266,725.35 and 59,479.68

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Solution

The fourth proportional to 177,807.72, 266,725.35 and 59,479.68 is: 89,224.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,807.72 : 266,725.35 = 59,479.68 : x
  2. Step 2: Convert to fraction form
    177,807.72/266,725.35 = 59,479.68/x
  3. Step 3: Cross multiply
    177,807.72x = 266,725.35 × 59,479.68
  4. Step 4: Simplify right side
    177,807.72x = 15,864,738,465.89
  5. Step 5: Solve for x
    x = 15,864,738,465.89/177,807.72
  6. Step 6: Final answer
    x = 89,224.13

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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.