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Finding the Fourth Proportional to 48,160.98, 72,223.02 and 19,300.68

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Solution

The fourth proportional to 48,160.98, 72,223.02 and 19,300.68 is: 28,943.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,160.98 : 72,223.02 = 19,300.68 : x
  2. Step 2: Convert to fraction form
    48,160.98/72,223.02 = 19,300.68/x
  3. Step 3: Cross multiply
    48,160.98x = 72,223.02 × 19,300.68
  4. Step 4: Simplify right side
    48,160.98x = 1,393,953,397.65
  5. Step 5: Solve for x
    x = 1,393,953,397.65/48,160.98
  6. Step 6: Final answer
    x = 28,943.63

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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.