Home / 224,811.25-310,229.90-122,835.08

Finding the Fourth Proportional to 224,811.25, 310,229.90 and 122,835.08

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Solution

The fourth proportional to 224,811.25, 310,229.90 and 122,835.08 is: 169,507.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,811.25 : 310,229.90 = 122,835.08 : x
  2. Step 2: Convert to fraction form
    224,811.25/310,229.90 = 122,835.08/x
  3. Step 3: Cross multiply
    224,811.25x = 310,229.90 × 122,835.08
  4. Step 4: Simplify right side
    224,811.25x = 38,107,115,206.92
  5. Step 5: Solve for x
    x = 38,107,115,206.92/224,811.25
  6. Step 6: Final answer
    x = 169,507.16

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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.