Home / 100,262.28-138,357.86-59,952.26

Finding the Fourth Proportional to 100,262.28, 138,357.86 and 59,952.26

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Solution

The fourth proportional to 100,262.28, 138,357.86 and 59,952.26 is: 82,731.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,262.28 : 138,357.86 = 59,952.26 : x
  2. Step 2: Convert to fraction form
    100,262.28/138,357.86 = 59,952.26/x
  3. Step 3: Cross multiply
    100,262.28x = 138,357.86 × 59,952.26
  4. Step 4: Simplify right side
    100,262.28x = 8,294,866,395.76
  5. Step 5: Solve for x
    x = 8,294,866,395.76/100,262.28
  6. Step 6: Final answer
    x = 82,731.68

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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.