Home / 142,377.48-213,551.62-37,182.76

Finding the Fourth Proportional to 142,377.48, 213,551.62 and 37,182.76

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Solution

The fourth proportional to 142,377.48, 213,551.62 and 37,182.76 is: 55,770.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,377.48 : 213,551.62 = 37,182.76 : x
  2. Step 2: Convert to fraction form
    142,377.48/213,551.62 = 37,182.76/x
  3. Step 3: Cross multiply
    142,377.48x = 213,551.62 × 37,182.76
  4. Step 4: Simplify right side
    142,377.48x = 7,940,438,634.07
  5. Step 5: Solve for x
    x = 7,940,438,634.07/142,377.48
  6. Step 6: Final answer
    x = 55,770.33

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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.