Home / 161,713.30-242,569.95-151,215.70

Finding the Fourth Proportional to 161,713.30, 242,569.95 and 151,215.70

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Solution

The fourth proportional to 161,713.30, 242,569.95 and 151,215.70 is: 226,823.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,713.30 : 242,569.95 = 151,215.70 : x
  2. Step 2: Convert to fraction form
    161,713.30/242,569.95 = 151,215.70/x
  3. Step 3: Cross multiply
    161,713.30x = 242,569.95 × 151,215.70
  4. Step 4: Simplify right side
    161,713.30x = 36,680,384,788.22
  5. Step 5: Solve for x
    x = 36,680,384,788.22/161,713.30
  6. Step 6: Final answer
    x = 226,823.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.