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Finding the Fourth Proportional to 48,616.40, 72,852.01 and 44,008.11

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Solution

The fourth proportional to 48,616.40, 72,852.01 and 44,008.11 is: 65,946.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,616.40 : 72,852.01 = 44,008.11 : x
  2. Step 2: Convert to fraction form
    48,616.40/72,852.01 = 44,008.11/x
  3. Step 3: Cross multiply
    48,616.40x = 72,852.01 × 44,008.11
  4. Step 4: Simplify right side
    48,616.40x = 3,206,079,159.78
  5. Step 5: Solve for x
    x = 3,206,079,159.78/48,616.40
  6. Step 6: Final answer
    x = 65,946.45

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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.