Home / 134,895.50-202,343.10-40,125.30

Finding the Fourth Proportional to 134,895.50, 202,343.10 and 40,125.30

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Solution

The fourth proportional to 134,895.50, 202,343.10 and 40,125.30 is: 60,187.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,895.50 : 202,343.10 = 40,125.30 : x
  2. Step 2: Convert to fraction form
    134,895.50/202,343.10 = 40,125.30/x
  3. Step 3: Cross multiply
    134,895.50x = 202,343.10 × 40,125.30
  4. Step 4: Simplify right side
    134,895.50x = 8,119,077,590.43
  5. Step 5: Solve for x
    x = 8,119,077,590.43/134,895.50
  6. Step 6: Final answer
    x = 60,187.91

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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.