Home / 91,276.26-126,605.65-88,848.69

Finding the Fourth Proportional to 91,276.26, 126,605.65 and 88,848.69

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Solution

The fourth proportional to 91,276.26, 126,605.65 and 88,848.69 is: 123,238.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,276.26 : 126,605.65 = 88,848.69 : x
  2. Step 2: Convert to fraction form
    91,276.26/126,605.65 = 88,848.69/x
  3. Step 3: Cross multiply
    91,276.26x = 126,605.65 × 88,848.69
  4. Step 4: Simplify right side
    91,276.26x = 11,248,746,260.16
  5. Step 5: Solve for x
    x = 11,248,746,260.16/91,276.26
  6. Step 6: Final answer
    x = 123,238.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.