Home / 134,257.47-185,268.98-73,830.66

Finding the Fourth Proportional to 134,257.47, 185,268.98 and 73,830.66

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Solution

The fourth proportional to 134,257.47, 185,268.98 and 73,830.66 is: 101,882.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,257.47 : 185,268.98 = 73,830.66 : x
  2. Step 2: Convert to fraction form
    134,257.47/185,268.98 = 73,830.66/x
  3. Step 3: Cross multiply
    134,257.47x = 185,268.98 × 73,830.66
  4. Step 4: Simplify right side
    134,257.47x = 13,678,530,701.77
  5. Step 5: Solve for x
    x = 13,678,530,701.77/134,257.47
  6. Step 6: Final answer
    x = 101,882.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.