Home / 48,290.16-72,420.24-23,314.68

Finding the Fourth Proportional to 48,290.16, 72,420.24 and 23,314.68

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Solution

The fourth proportional to 48,290.16, 72,420.24 and 23,314.68 is: 34,964.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,290.16 : 72,420.24 = 23,314.68 : x
  2. Step 2: Convert to fraction form
    48,290.16/72,420.24 = 23,314.68/x
  3. Step 3: Cross multiply
    48,290.16x = 72,420.24 × 23,314.68
  4. Step 4: Simplify right side
    48,290.16x = 1,688,454,721.12
  5. Step 5: Solve for x
    x = 1,688,454,721.12/48,290.16
  6. Step 6: Final answer
    x = 34,964.78

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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.