Home / 136,473.45-204,710.17-53,309.13

Finding the Fourth Proportional to 136,473.45, 204,710.17 and 53,309.13

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Solution

The fourth proportional to 136,473.45, 204,710.17 and 53,309.13 is: 79,963.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,473.45 : 204,710.17 = 53,309.13 : x
  2. Step 2: Convert to fraction form
    136,473.45/204,710.17 = 53,309.13/x
  3. Step 3: Cross multiply
    136,473.45x = 204,710.17 × 53,309.13
  4. Step 4: Simplify right side
    136,473.45x = 10,912,921,064.85
  5. Step 5: Solve for x
    x = 10,912,921,064.85/136,473.45
  6. Step 6: Final answer
    x = 79,963.69

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1.5x scale

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.