Home / 147,947.75-221,923.24-42,767.63

Finding the Fourth Proportional to 147,947.75, 221,923.24 and 42,767.63

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Solution

The fourth proportional to 147,947.75, 221,923.24 and 42,767.63 is: 64,151.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,947.75 : 221,923.24 = 42,767.63 : x
  2. Step 2: Convert to fraction form
    147,947.75/221,923.24 = 42,767.63/x
  3. Step 3: Cross multiply
    147,947.75x = 221,923.24 × 42,767.63
  4. Step 4: Simplify right side
    147,947.75x = 9,491,129,800.19
  5. Step 5: Solve for x
    x = 9,491,129,800.19/147,947.75
  6. Step 6: Final answer
    x = 64,151.91

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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.