Home / 135,325.07-202,932.10-40,521.86

Finding the Fourth Proportional to 135,325.07, 202,932.10 and 40,521.86

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Solution

The fourth proportional to 135,325.07, 202,932.10 and 40,521.86 is: 60,766.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,325.07 : 202,932.10 = 40,521.86 : x
  2. Step 2: Convert to fraction form
    135,325.07/202,932.10 = 40,521.86/x
  3. Step 3: Cross multiply
    135,325.07x = 202,932.10 × 40,521.86
  4. Step 4: Simplify right side
    135,325.07x = 8,223,186,145.71
  5. Step 5: Solve for x
    x = 8,223,186,145.71/135,325.07
  6. Step 6: Final answer
    x = 60,766.17

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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.