Home / 141,424.87-212,526.12-132,177.91

Finding the Fourth Proportional to 141,424.87, 212,526.12 and 132,177.91

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Solution

The fourth proportional to 141,424.87, 212,526.12 and 132,177.91 is: 198,630.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,424.87 : 212,526.12 = 132,177.91 : x
  2. Step 2: Convert to fraction form
    141,424.87/212,526.12 = 132,177.91/x
  3. Step 3: Cross multiply
    141,424.87x = 212,526.12 × 132,177.91
  4. Step 4: Simplify right side
    141,424.87x = 28,091,258,362.01
  5. Step 5: Solve for x
    x = 28,091,258,362.01/141,424.87
  6. Step 6: Final answer
    x = 198,630.26

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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.