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Finding the Fourth Proportional to 88,874.51, 133,311.87 and 35,590.50

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Solution

The fourth proportional to 88,874.51, 133,311.87 and 35,590.50 is: 53,385.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,874.51 : 133,311.87 = 35,590.50 : x
  2. Step 2: Convert to fraction form
    88,874.51/133,311.87 = 35,590.50/x
  3. Step 3: Cross multiply
    88,874.51x = 133,311.87 × 35,590.50
  4. Step 4: Simplify right side
    88,874.51x = 4,744,636,109.24
  5. Step 5: Solve for x
    x = 4,744,636,109.24/88,874.51
  6. Step 6: Final answer
    x = 53,385.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.