Home / 176,166.99-243,008.78-112,432.95

Finding the Fourth Proportional to 176,166.99, 243,008.78 and 112,432.95

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Solution

The fourth proportional to 176,166.99, 243,008.78 and 112,432.95 is: 155,092.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,166.99 : 243,008.78 = 112,432.95 : x
  2. Step 2: Convert to fraction form
    176,166.99/243,008.78 = 112,432.95/x
  3. Step 3: Cross multiply
    176,166.99x = 243,008.78 × 112,432.95
  4. Step 4: Simplify right side
    176,166.99x = 27,322,193,449.14
  5. Step 5: Solve for x
    x = 27,322,193,449.14/176,166.99
  6. Step 6: Final answer
    x = 155,092.58

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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.