Home / 134,745.10-202,117.65-92,754.70

Finding the Fourth Proportional to 134,745.10, 202,117.65 and 92,754.70

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Solution

The fourth proportional to 134,745.10, 202,117.65 and 92,754.70 is: 139,132.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,745.10 : 202,117.65 = 92,754.70 : x
  2. Step 2: Convert to fraction form
    134,745.10/202,117.65 = 92,754.70/x
  3. Step 3: Cross multiply
    134,745.10x = 202,117.65 × 92,754.70
  4. Step 4: Simplify right side
    134,745.10x = 18,747,361,990.46
  5. Step 5: Solve for x
    x = 18,747,361,990.46/134,745.10
  6. Step 6: Final answer
    x = 139,132.05

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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.