Home / 91,484.42-126,233.28-53,765.96

Finding the Fourth Proportional to 91,484.42, 126,233.28 and 53,765.96

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Solution

The fourth proportional to 91,484.42, 126,233.28 and 53,765.96 is: 74,188.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,484.42 : 126,233.28 = 53,765.96 : x
  2. Step 2: Convert to fraction form
    91,484.42/126,233.28 = 53,765.96/x
  3. Step 3: Cross multiply
    91,484.42x = 126,233.28 × 53,765.96
  4. Step 4: Simplify right side
    91,484.42x = 6,787,053,483.15
  5. Step 5: Solve for x
    x = 6,787,053,483.15/91,484.42
  6. Step 6: Final answer
    x = 74,188.08

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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.