Home / 91,158.45-136,731.20-24,602.37

Finding the Fourth Proportional to 91,158.45, 136,731.20 and 24,602.37

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Solution

The fourth proportional to 91,158.45, 136,731.20 and 24,602.37 is: 36,901.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,158.45 : 136,731.20 = 24,602.37 : x
  2. Step 2: Convert to fraction form
    91,158.45/136,731.20 = 24,602.37/x
  3. Step 3: Cross multiply
    91,158.45x = 136,731.20 × 24,602.37
  4. Step 4: Simplify right side
    91,158.45x = 3,363,911,449.93
  5. Step 5: Solve for x
    x = 3,363,911,449.93/91,158.45
  6. Step 6: Final answer
    x = 36,901.81

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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.