Home / 84,966.90-127,450.56-25,803.02

Finding the Fourth Proportional to 84,966.90, 127,450.56 and 25,803.02

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Solution

The fourth proportional to 84,966.90, 127,450.56 and 25,803.02 is: 38,704.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,966.90 : 127,450.56 = 25,803.02 : x
  2. Step 2: Convert to fraction form
    84,966.90/127,450.56 = 25,803.02/x
  3. Step 3: Cross multiply
    84,966.90x = 127,450.56 × 25,803.02
  4. Step 4: Simplify right side
    84,966.90x = 3,288,609,348.69
  5. Step 5: Solve for x
    x = 3,288,609,348.69/84,966.90
  6. Step 6: Final answer
    x = 38,704.59

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1.5x scale

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.