Home / 151,403.55-227,140.47-51,564.61

Finding the Fourth Proportional to 151,403.55, 227,140.47 and 51,564.61

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Solution

The fourth proportional to 151,403.55, 227,140.47 and 51,564.61 is: 77,358.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,403.55 : 227,140.47 = 51,564.61 : x
  2. Step 2: Convert to fraction form
    151,403.55/227,140.47 = 51,564.61/x
  3. Step 3: Cross multiply
    151,403.55x = 227,140.47 × 51,564.61
  4. Step 4: Simplify right side
    151,403.55x = 11,712,409,750.77
  5. Step 5: Solve for x
    x = 11,712,409,750.77/151,403.55
  6. Step 6: Final answer
    x = 77,358.88

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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.