Home / 91,925.69-126,843.63-51,631.73

Finding the Fourth Proportional to 91,925.69, 126,843.63 and 51,631.73

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Solution

The fourth proportional to 91,925.69, 126,843.63 and 51,631.73 is: 71,244.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,925.69 : 126,843.63 = 51,631.73 : x
  2. Step 2: Convert to fraction form
    91,925.69/126,843.63 = 51,631.73/x
  3. Step 3: Cross multiply
    91,925.69x = 126,843.63 × 51,631.73
  4. Step 4: Simplify right side
    91,925.69x = 6,549,155,422.16
  5. Step 5: Solve for x
    x = 6,549,155,422.16/91,925.69
  6. Step 6: Final answer
    x = 71,244.02

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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.