Home / 119,758.20-165,276.17-66,048.32

Finding the Fourth Proportional to 119,758.20, 165,276.17 and 66,048.32

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Solution

The fourth proportional to 119,758.20, 165,276.17 and 66,048.32 is: 91,152.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,758.20 : 165,276.17 = 66,048.32 : x
  2. Step 2: Convert to fraction form
    119,758.20/165,276.17 = 66,048.32/x
  3. Step 3: Cross multiply
    119,758.20x = 165,276.17 × 66,048.32
  4. Step 4: Simplify right side
    119,758.20x = 10,916,212,207.91
  5. Step 5: Solve for x
    x = 10,916,212,207.91/119,758.20
  6. Step 6: Final answer
    x = 91,152.11

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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.