Home / 155,682.60-232,670.91-113,651.20

Finding the Fourth Proportional to 155,682.60, 232,670.91 and 113,651.20

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Solution

The fourth proportional to 155,682.60, 232,670.91 and 113,651.20 is: 169,854.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,682.60 : 232,670.91 = 113,651.20 : x
  2. Step 2: Convert to fraction form
    155,682.60/232,670.91 = 113,651.20/x
  3. Step 3: Cross multiply
    155,682.60x = 232,670.91 × 113,651.20
  4. Step 4: Simplify right side
    155,682.60x = 26,443,328,126.59
  5. Step 5: Solve for x
    x = 26,443,328,126.59/155,682.60
  6. Step 6: Final answer
    x = 169,854.10

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.