Home / 60,442.20-90,574.56-30,415.14

Finding the Fourth Proportional to 60,442.20, 90,574.56 and 30,415.14

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Solution

The fourth proportional to 60,442.20, 90,574.56 and 30,415.14 is: 45,578.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,442.20 : 90,574.56 = 30,415.14 : x
  2. Step 2: Convert to fraction form
    60,442.20/90,574.56 = 30,415.14/x
  3. Step 3: Cross multiply
    60,442.20x = 90,574.56 × 30,415.14
  4. Step 4: Simplify right side
    60,442.20x = 2,754,837,922.84
  5. Step 5: Solve for x
    x = 2,754,837,922.84/60,442.20
  6. Step 6: Final answer
    x = 45,578.06

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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.