Home / 90,764.16-125,124.69-60,538.44

Finding the Fourth Proportional to 90,764.16, 125,124.69 and 60,538.44

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Solution

The fourth proportional to 90,764.16, 125,124.69 and 60,538.44 is: 83,456.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,764.16 : 125,124.69 = 60,538.44 : x
  2. Step 2: Convert to fraction form
    90,764.16/125,124.69 = 60,538.44/x
  3. Step 3: Cross multiply
    90,764.16x = 125,124.69 × 60,538.44
  4. Step 4: Simplify right side
    90,764.16x = 7,574,853,538.08
  5. Step 5: Solve for x
    x = 7,574,853,538.08/90,764.16
  6. Step 6: Final answer
    x = 83,456.44

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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.