Home / 91,525.74-126,267.99-55,687.02

Finding the Fourth Proportional to 91,525.74, 126,267.99 and 55,687.02

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Solution

The fourth proportional to 91,525.74, 126,267.99 and 55,687.02 is: 76,825.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,525.74 : 126,267.99 = 55,687.02 : x
  2. Step 2: Convert to fraction form
    91,525.74/126,267.99 = 55,687.02/x
  3. Step 3: Cross multiply
    91,525.74x = 126,267.99 × 55,687.02
  4. Step 4: Simplify right side
    91,525.74x = 7,031,488,084.49
  5. Step 5: Solve for x
    x = 7,031,488,084.49/91,525.74
  6. Step 6: Final answer
    x = 76,825.25

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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.