Home / 45,125.11-62,290.10-40,401.19

Finding the Fourth Proportional to 45,125.11, 62,290.10 and 40,401.19

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Solution

The fourth proportional to 45,125.11, 62,290.10 and 40,401.19 is: 55,769.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,125.11 : 62,290.10 = 40,401.19 : x
  2. Step 2: Convert to fraction form
    45,125.11/62,290.10 = 40,401.19/x
  3. Step 3: Cross multiply
    45,125.11x = 62,290.10 × 40,401.19
  4. Step 4: Simplify right side
    45,125.11x = 2,516,594,165.22
  5. Step 5: Solve for x
    x = 2,516,594,165.22/45,125.11
  6. Step 6: Final answer
    x = 55,769.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.