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Finding the Fourth Proportional to 144,624.67, 199,582.04 and 88,036.04

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Solution

The fourth proportional to 144,624.67, 199,582.04 and 88,036.04 is: 121,489.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,624.67 : 199,582.04 = 88,036.04 : x
  2. Step 2: Convert to fraction form
    144,624.67/199,582.04 = 88,036.04/x
  3. Step 3: Cross multiply
    144,624.67x = 199,582.04 × 88,036.04
  4. Step 4: Simplify right side
    144,624.67x = 17,570,413,175.77
  5. Step 5: Solve for x
    x = 17,570,413,175.77/144,624.67
  6. Step 6: Final answer
    x = 121,489.74

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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.