Home / 84,738.62-116,938.28-48,927.87

Finding the Fourth Proportional to 84,738.62, 116,938.28 and 48,927.87

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Solution

The fourth proportional to 84,738.62, 116,938.28 and 48,927.87 is: 67,519.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,738.62 : 116,938.28 = 48,927.87 : x
  2. Step 2: Convert to fraction form
    84,738.62/116,938.28 = 48,927.87/x
  3. Step 3: Cross multiply
    84,738.62x = 116,938.28 × 48,927.87
  4. Step 4: Simplify right side
    84,738.62x = 5,721,541,084.18
  5. Step 5: Solve for x
    x = 5,721,541,084.18/84,738.62
  6. Step 6: Final answer
    x = 67,519.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.