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Finding the Fourth Proportional to 224,868.10, 310,318.05 and 124,266.10

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Solution

The fourth proportional to 224,868.10, 310,318.05 and 124,266.10 is: 171,487.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,868.10 : 310,318.05 = 124,266.10 : x
  2. Step 2: Convert to fraction form
    224,868.10/310,318.05 = 124,266.10/x
  3. Step 3: Cross multiply
    224,868.10x = 310,318.05 × 124,266.10
  4. Step 4: Simplify right side
    224,868.10x = 38,562,013,833.11
  5. Step 5: Solve for x
    x = 38,562,013,833.11/224,868.10
  6. Step 6: Final answer
    x = 171,487.26

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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.