Home / 75,470.01-113,292.50-40,478.01

Finding the Fourth Proportional to 75,470.01, 113,292.50 and 40,478.01

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Solution

The fourth proportional to 75,470.01, 113,292.50 and 40,478.01 is: 60,763.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,470.01 : 113,292.50 = 40,478.01 : x
  2. Step 2: Convert to fraction form
    75,470.01/113,292.50 = 40,478.01/x
  3. Step 3: Cross multiply
    75,470.01x = 113,292.50 × 40,478.01
  4. Step 4: Simplify right side
    75,470.01x = 4,585,854,745.53
  5. Step 5: Solve for x
    x = 4,585,854,745.53/75,470.01
  6. Step 6: Final answer
    x = 60,763.93

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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.