Home / 91,099.20-136,663.14-24,541.92

Finding the Fourth Proportional to 91,099.20, 136,663.14 and 24,541.92

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Solution

The fourth proportional to 91,099.20, 136,663.14 and 24,541.92 is: 36,816.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,099.20 : 136,663.14 = 24,541.92 : x
  2. Step 2: Convert to fraction form
    91,099.20/136,663.14 = 24,541.92/x
  3. Step 3: Cross multiply
    91,099.20x = 136,663.14 × 24,541.92
  4. Step 4: Simplify right side
    91,099.20x = 3,353,975,848.83
  5. Step 5: Solve for x
    x = 3,353,975,848.83/91,099.20
  6. Step 6: Final answer
    x = 36,816.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.