Home / 164,834.20-247,251.30-89,925.40

Finding the Fourth Proportional to 164,834.20, 247,251.30 and 89,925.40

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Solution

The fourth proportional to 164,834.20, 247,251.30 and 89,925.40 is: 134,888.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,834.20 : 247,251.30 = 89,925.40 : x
  2. Step 2: Convert to fraction form
    164,834.20/247,251.30 = 89,925.40/x
  3. Step 3: Cross multiply
    164,834.20x = 247,251.30 × 89,925.40
  4. Step 4: Simplify right side
    164,834.20x = 22,234,172,053.02
  5. Step 5: Solve for x
    x = 22,234,172,053.02/164,834.20
  6. Step 6: Final answer
    x = 134,888.10

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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.