Home / 134,605.93-185,753.62-74,182.15

Finding the Fourth Proportional to 134,605.93, 185,753.62 and 74,182.15

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Solution

The fourth proportional to 134,605.93, 185,753.62 and 74,182.15 is: 102,369.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,605.93 : 185,753.62 = 74,182.15 : x
  2. Step 2: Convert to fraction form
    134,605.93/185,753.62 = 74,182.15/x
  3. Step 3: Cross multiply
    134,605.93x = 185,753.62 × 74,182.15
  4. Step 4: Simplify right side
    134,605.93x = 13,779,602,901.88
  5. Step 5: Solve for x
    x = 13,779,602,901.88/134,605.93
  6. Step 6: Final answer
    x = 102,369.95

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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.