Home / 162,609.07-243,913.61-107,192.11

Finding the Fourth Proportional to 162,609.07, 243,913.61 and 107,192.11

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Solution

The fourth proportional to 162,609.07, 243,913.61 and 107,192.11 is: 160,788.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,609.07 : 243,913.61 = 107,192.11 : x
  2. Step 2: Convert to fraction form
    162,609.07/243,913.61 = 107,192.11/x
  3. Step 3: Cross multiply
    162,609.07x = 243,913.61 × 107,192.11
  4. Step 4: Simplify right side
    162,609.07x = 26,145,613,367.87
  5. Step 5: Solve for x
    x = 26,145,613,367.87/162,609.07
  6. Step 6: Final answer
    x = 160,788.16

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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.