Home / 124,760.32-187,141.29-49,886.76

Finding the Fourth Proportional to 124,760.32, 187,141.29 and 49,886.76

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Solution

The fourth proportional to 124,760.32, 187,141.29 and 49,886.76 is: 74,830.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,760.32 : 187,141.29 = 49,886.76 : x
  2. Step 2: Convert to fraction form
    124,760.32/187,141.29 = 49,886.76/x
  3. Step 3: Cross multiply
    124,760.32x = 187,141.29 × 49,886.76
  4. Step 4: Simplify right side
    124,760.32x = 9,335,872,620.32
  5. Step 5: Solve for x
    x = 9,335,872,620.32/124,760.32
  6. Step 6: Final answer
    x = 74,830.46

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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.