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Finding the Fourth Proportional to 224,080.50, 309,237.57 and 123,484.98

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Solution

The fourth proportional to 224,080.50, 309,237.57 and 123,484.98 is: 170,412.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,080.50 : 309,237.57 = 123,484.98 : x
  2. Step 2: Convert to fraction form
    224,080.50/309,237.57 = 123,484.98/x
  3. Step 3: Cross multiply
    224,080.50x = 309,237.57 × 123,484.98
  4. Step 4: Simplify right side
    224,080.50x = 38,186,195,146.70
  5. Step 5: Solve for x
    x = 38,186,195,146.70/224,080.50
  6. Step 6: Final answer
    x = 170,412.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.