Home / 361,823.76-542,589.84-109,026

Finding the Fourth Proportional to 361,823.76, 542,589.84 and 109,026

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Solution

The fourth proportional to 361,823.76, 542,589.84 and 109,026 is: 163,495.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,823.76 : 542,589.84 = 109,026 : x
  2. Step 2: Convert to fraction form
    361,823.76/542,589.84 = 109,026/x
  3. Step 3: Cross multiply
    361,823.76x = 542,589.84 × 109,026
  4. Step 4: Simplify right side
    361,823.76x = 59,156,399,895.84
  5. Step 5: Solve for x
    x = 59,156,399,895.84/361,823.76
  6. Step 6: Final answer
    x = 163,495.07

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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.