Home / 91,565.25-126,349.38-53,333.19

Finding the Fourth Proportional to 91,565.25, 126,349.38 and 53,333.19

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Solution

The fourth proportional to 91,565.25, 126,349.38 and 53,333.19 is: 73,593.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,565.25 : 126,349.38 = 53,333.19 : x
  2. Step 2: Convert to fraction form
    91,565.25/126,349.38 = 53,333.19/x
  3. Step 3: Cross multiply
    91,565.25x = 126,349.38 × 53,333.19
  4. Step 4: Simplify right side
    91,565.25x = 6,738,615,489.92
  5. Step 5: Solve for x
    x = 6,738,615,489.92/91,565.25
  6. Step 6: Final answer
    x = 73,593.59

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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.