Home / 160,402.59-221,204.10-119,656.65

Finding the Fourth Proportional to 160,402.59, 221,204.10 and 119,656.65

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Solution

The fourth proportional to 160,402.59, 221,204.10 and 119,656.65 is: 165,013.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,402.59 : 221,204.10 = 119,656.65 : x
  2. Step 2: Convert to fraction form
    160,402.59/221,204.10 = 119,656.65/x
  3. Step 3: Cross multiply
    160,402.59x = 221,204.10 × 119,656.65
  4. Step 4: Simplify right side
    160,402.59x = 26,468,541,572.27
  5. Step 5: Solve for x
    x = 26,468,541,572.27/160,402.59
  6. Step 6: Final answer
    x = 165,013.18

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1.5x scale

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.