Home / 104,160.29-156,247.79-51,555.65

Finding the Fourth Proportional to 104,160.29, 156,247.79 and 51,555.65

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Solution

The fourth proportional to 104,160.29, 156,247.79 and 51,555.65 is: 77,337.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,160.29 : 156,247.79 = 51,555.65 : x
  2. Step 2: Convert to fraction form
    104,160.29/156,247.79 = 51,555.65/x
  3. Step 3: Cross multiply
    104,160.29x = 156,247.79 × 51,555.65
  4. Step 4: Simplify right side
    104,160.29x = 8,055,455,335.50
  5. Step 5: Solve for x
    x = 8,055,455,335.50/104,160.29
  6. Step 6: Final answer
    x = 77,337.11

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1.5x scale

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.