Home / 136,064.30-204,047.85-47,320.70

Finding the Fourth Proportional to 136,064.30, 204,047.85 and 47,320.70

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Solution

The fourth proportional to 136,064.30, 204,047.85 and 47,320.70 is: 70,964.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,064.30 : 204,047.85 = 47,320.70 : x
  2. Step 2: Convert to fraction form
    136,064.30/204,047.85 = 47,320.70/x
  3. Step 3: Cross multiply
    136,064.30x = 204,047.85 × 47,320.70
  4. Step 4: Simplify right side
    136,064.30x = 9,655,687,095.50
  5. Step 5: Solve for x
    x = 9,655,687,095.50/136,064.30
  6. Step 6: Final answer
    x = 70,964.15

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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.