Home / 142,371.46-213,542.61-37,176.76

Finding the Fourth Proportional to 142,371.46, 213,542.61 and 37,176.76

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Solution

The fourth proportional to 142,371.46, 213,542.61 and 37,176.76 is: 55,761.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,371.46 : 213,542.61 = 37,176.76 : x
  2. Step 2: Convert to fraction form
    142,371.46/213,542.61 = 37,176.76/x
  3. Step 3: Cross multiply
    142,371.46x = 213,542.61 × 37,176.76
  4. Step 4: Simplify right side
    142,371.46x = 7,938,822,361.74
  5. Step 5: Solve for x
    x = 7,938,822,361.74/142,371.46
  6. Step 6: Final answer
    x = 55,761.33

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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.