Home / 161,862.15-242,821.93-49,539.88

Finding the Fourth Proportional to 161,862.15, 242,821.93 and 49,539.88

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Solution

The fourth proportional to 161,862.15, 242,821.93 and 49,539.88 is: 74,318.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,862.15 : 242,821.93 = 49,539.88 : x
  2. Step 2: Convert to fraction form
    161,862.15/242,821.93 = 49,539.88/x
  3. Step 3: Cross multiply
    161,862.15x = 242,821.93 × 49,539.88
  4. Step 4: Simplify right side
    161,862.15x = 12,029,368,723.87
  5. Step 5: Solve for x
    x = 12,029,368,723.87/161,862.15
  6. Step 6: Final answer
    x = 74,318.60

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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.