Home / 267,081.12-368,572.80-146,223.36

Finding the Fourth Proportional to 267,081.12, 368,572.80 and 146,223.36

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Solution

The fourth proportional to 267,081.12, 368,572.80 and 146,223.36 is: 201,788.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,081.12 : 368,572.80 = 146,223.36 : x
  2. Step 2: Convert to fraction form
    267,081.12/368,572.80 = 146,223.36/x
  3. Step 3: Cross multiply
    267,081.12x = 368,572.80 × 146,223.36
  4. Step 4: Simplify right side
    267,081.12x = 53,893,953,220.61
  5. Step 5: Solve for x
    x = 53,893,953,220.61/267,081.12
  6. Step 6: Final answer
    x = 201,788.70

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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.