Home / 145,468.60-200,774.28-91,046.04

Finding the Fourth Proportional to 145,468.60, 200,774.28 and 91,046.04

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Solution

The fourth proportional to 145,468.60, 200,774.28 and 91,046.04 is: 125,660.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,468.60 : 200,774.28 = 91,046.04 : x
  2. Step 2: Convert to fraction form
    145,468.60/200,774.28 = 91,046.04/x
  3. Step 3: Cross multiply
    145,468.60x = 200,774.28 × 91,046.04
  4. Step 4: Simplify right side
    145,468.60x = 18,279,703,127.85
  5. Step 5: Solve for x
    x = 18,279,703,127.85/145,468.60
  6. Step 6: Final answer
    x = 125,660.82

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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.