Home / 224,913.20-310,374.45-122,938.92

Finding the Fourth Proportional to 224,913.20, 310,374.45 and 122,938.92

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Solution

The fourth proportional to 224,913.20, 310,374.45 and 122,938.92 is: 169,652.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,913.20 : 310,374.45 = 122,938.92 : x
  2. Step 2: Convert to fraction form
    224,913.20/310,374.45 = 122,938.92/x
  3. Step 3: Cross multiply
    224,913.20x = 310,374.45 × 122,938.92
  4. Step 4: Simplify right side
    224,913.20x = 38,157,099,678.59
  5. Step 5: Solve for x
    x = 38,157,099,678.59/224,913.20
  6. Step 6: Final answer
    x = 169,652.56

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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.