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Finding the Fourth Proportional to 224,630.16, 336,939.42 and 91,510.20

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Solution

The fourth proportional to 224,630.16, 336,939.42 and 91,510.20 is: 137,262.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,630.16 : 336,939.42 = 91,510.20 : x
  2. Step 2: Convert to fraction form
    224,630.16/336,939.42 = 91,510.20/x
  3. Step 3: Cross multiply
    224,630.16x = 336,939.42 × 91,510.20
  4. Step 4: Simplify right side
    224,630.16x = 30,833,393,712.08
  5. Step 5: Solve for x
    x = 30,833,393,712.08/224,630.16
  6. Step 6: Final answer
    x = 137,262.93

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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.