Home / 161,806.16-242,710.51-49,488.42

Finding the Fourth Proportional to 161,806.16, 242,710.51 and 49,488.42

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Solution

The fourth proportional to 161,806.16, 242,710.51 and 49,488.42 is: 74,233.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,806.16 : 242,710.51 = 49,488.42 : x
  2. Step 2: Convert to fraction form
    161,806.16/242,710.51 = 49,488.42/x
  3. Step 3: Cross multiply
    161,806.16x = 242,710.51 × 49,488.42
  4. Step 4: Simplify right side
    161,806.16x = 12,011,359,657.29
  5. Step 5: Solve for x
    x = 12,011,359,657.29/161,806.16
  6. Step 6: Final answer
    x = 74,233.02

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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.