Home / 151,823.10-227,831.85-88,643.10

Finding the Fourth Proportional to 151,823.10, 227,831.85 and 88,643.10

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Solution

The fourth proportional to 151,823.10, 227,831.85 and 88,643.10 is: 133,021.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,823.10 : 227,831.85 = 88,643.10 : x
  2. Step 2: Convert to fraction form
    151,823.10/227,831.85 = 88,643.10/x
  3. Step 3: Cross multiply
    151,823.10x = 227,831.85 × 88,643.10
  4. Step 4: Simplify right side
    151,823.10x = 20,195,721,462.74
  5. Step 5: Solve for x
    x = 20,195,721,462.74/151,823.10
  6. Step 6: Final answer
    x = 133,021.40

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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.