Home / 151,875.18-227,855.01-66,470.81

Finding the Fourth Proportional to 151,875.18, 227,855.01 and 66,470.81

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Solution

The fourth proportional to 151,875.18, 227,855.01 and 66,470.81 is: 99,724.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,875.18 : 227,855.01 = 66,470.81 : x
  2. Step 2: Convert to fraction form
    151,875.18/227,855.01 = 66,470.81/x
  3. Step 3: Cross multiply
    151,875.18x = 227,855.01 × 66,470.81
  4. Step 4: Simplify right side
    151,875.18x = 15,145,706,187.25
  5. Step 5: Solve for x
    x = 15,145,706,187.25/151,875.18
  6. Step 6: Final answer
    x = 99,724.70

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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.