Home / 48,275.76-72,361.32-39,549.36

Finding the Fourth Proportional to 48,275.76, 72,361.32 and 39,549.36

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Solution

The fourth proportional to 48,275.76, 72,361.32 and 39,549.36 is: 59,281.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,275.76 : 72,361.32 = 39,549.36 : x
  2. Step 2: Convert to fraction form
    48,275.76/72,361.32 = 39,549.36/x
  3. Step 3: Cross multiply
    48,275.76x = 72,361.32 × 39,549.36
  4. Step 4: Simplify right side
    48,275.76x = 2,861,843,894.76
  5. Step 5: Solve for x
    x = 2,861,843,894.76/48,275.76
  6. Step 6: Final answer
    x = 59,281.18

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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.