Home / 49,937.10-74,808.45-30,156.90

Finding the Fourth Proportional to 49,937.10, 74,808.45 and 30,156.90

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Solution

The fourth proportional to 49,937.10, 74,808.45 and 30,156.90 is: 45,176.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,937.10 : 74,808.45 = 30,156.90 : x
  2. Step 2: Convert to fraction form
    49,937.10/74,808.45 = 30,156.90/x
  3. Step 3: Cross multiply
    49,937.10x = 74,808.45 × 30,156.90
  4. Step 4: Simplify right side
    49,937.10x = 2,255,990,945.81
  5. Step 5: Solve for x
    x = 2,255,990,945.81/49,937.10
  6. Step 6: Final answer
    x = 45,176.65

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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.