Home / 136,490.76-203,668.45-122,306.24

Finding the Fourth Proportional to 136,490.76, 203,668.45 and 122,306.24

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Solution

The fourth proportional to 136,490.76, 203,668.45 and 122,306.24 is: 182,502.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,490.76 : 203,668.45 = 122,306.24 : x
  2. Step 2: Convert to fraction form
    136,490.76/203,668.45 = 122,306.24/x
  3. Step 3: Cross multiply
    136,490.76x = 203,668.45 × 122,306.24
  4. Step 4: Simplify right side
    136,490.76x = 24,909,922,529.53
  5. Step 5: Solve for x
    x = 24,909,922,529.53/136,490.76
  6. Step 6: Final answer
    x = 182,502.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.