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Finding the Fourth Proportional to 224,988.29, 310,484.39 and 123,020.33

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Solution

The fourth proportional to 224,988.29, 310,484.39 and 123,020.33 is: 169,768.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,988.29 : 310,484.39 = 123,020.33 : x
  2. Step 2: Convert to fraction form
    224,988.29/310,484.39 = 123,020.33/x
  3. Step 3: Cross multiply
    224,988.29x = 310,484.39 × 123,020.33
  4. Step 4: Simplify right side
    224,988.29x = 38,195,889,950.13
  5. Step 5: Solve for x
    x = 38,195,889,950.13/224,988.29
  6. Step 6: Final answer
    x = 169,768.35

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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.