Home / 176,891.12-244,097.40-100,411.76

Finding the Fourth Proportional to 176,891.12, 244,097.40 and 100,411.76

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Solution

The fourth proportional to 176,891.12, 244,097.40 and 100,411.76 is: 138,561.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,891.12 : 244,097.40 = 100,411.76 : x
  2. Step 2: Convert to fraction form
    176,891.12/244,097.40 = 100,411.76/x
  3. Step 3: Cross multiply
    176,891.12x = 244,097.40 × 100,411.76
  4. Step 4: Simplify right side
    176,891.12x = 24,510,249,545.42
  5. Step 5: Solve for x
    x = 24,510,249,545.42/176,891.12
  6. Step 6: Final answer
    x = 138,561.22

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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.