Home / 147,937.92-221,939.70-42,748.92

Finding the Fourth Proportional to 147,937.92, 221,939.70 and 42,748.92

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Solution

The fourth proportional to 147,937.92, 221,939.70 and 42,748.92 is: 64,132.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,937.92 : 221,939.70 = 42,748.92 : x
  2. Step 2: Convert to fraction form
    147,937.92/221,939.70 = 42,748.92/x
  3. Step 3: Cross multiply
    147,937.92x = 221,939.70 × 42,748.92
  4. Step 4: Simplify right side
    147,937.92x = 9,487,682,480.12
  5. Step 5: Solve for x
    x = 9,487,682,480.12/147,937.92
  6. Step 6: Final answer
    x = 64,132.86

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1.5x scale

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.