Home / 83,958.13-125,941.51-23,981.87

Finding the Fourth Proportional to 83,958.13, 125,941.51 and 23,981.87

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Solution

The fourth proportional to 83,958.13, 125,941.51 and 23,981.87 is: 35,974.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,958.13 : 125,941.51 = 23,981.87 : x
  2. Step 2: Convert to fraction form
    83,958.13/125,941.51 = 23,981.87/x
  3. Step 3: Cross multiply
    83,958.13x = 125,941.51 × 23,981.87
  4. Step 4: Simplify right side
    83,958.13x = 3,020,312,980.38
  5. Step 5: Solve for x
    x = 3,020,312,980.38/83,958.13
  6. Step 6: Final answer
    x = 35,974.04

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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.