Home / 134,847.40-202,298.10-40,077.40

Finding the Fourth Proportional to 134,847.40, 202,298.10 and 40,077.40

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Solution

The fourth proportional to 134,847.40, 202,298.10 and 40,077.40 is: 60,124.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,847.40 : 202,298.10 = 40,077.40 : x
  2. Step 2: Convert to fraction form
    134,847.40/202,298.10 = 40,077.40/x
  3. Step 3: Cross multiply
    134,847.40x = 202,298.10 × 40,077.40
  4. Step 4: Simplify right side
    134,847.40x = 8,107,581,872.94
  5. Step 5: Solve for x
    x = 8,107,581,872.94/134,847.40
  6. Step 6: Final answer
    x = 60,124.12

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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.