Home / 149,632.77-224,456.85-142,065.75

Finding the Fourth Proportional to 149,632.77, 224,456.85 and 142,065.75

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Solution

The fourth proportional to 149,632.77, 224,456.85 and 142,065.75 is: 213,105.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,632.77 : 224,456.85 = 142,065.75 : x
  2. Step 2: Convert to fraction form
    149,632.77/224,456.85 = 142,065.75/x
  3. Step 3: Cross multiply
    149,632.77x = 224,456.85 × 142,065.75
  4. Step 4: Simplify right side
    149,632.77x = 31,887,630,737.89
  5. Step 5: Solve for x
    x = 31,887,630,737.89/149,632.77
  6. Step 6: Final answer
    x = 213,105.93

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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.