Home / 227,619.30-314,113.10-124,253.08

Finding the Fourth Proportional to 227,619.30, 314,113.10 and 124,253.08

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Solution

The fourth proportional to 227,619.30, 314,113.10 and 124,253.08 is: 171,468.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,619.30 : 314,113.10 = 124,253.08 : x
  2. Step 2: Convert to fraction form
    227,619.30/314,113.10 = 124,253.08/x
  3. Step 3: Cross multiply
    227,619.30x = 314,113.10 × 124,253.08
  4. Step 4: Simplify right side
    227,619.30x = 39,029,517,951.52
  5. Step 5: Solve for x
    x = 39,029,517,951.52/227,619.30
  6. Step 6: Final answer
    x = 171,468.40

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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.