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Finding the Fourth Proportional to 48,898.89, 67,510.26 and 45,883.26

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Solution

The fourth proportional to 48,898.89, 67,510.26 and 45,883.26 is: 63,346.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,898.89 : 67,510.26 = 45,883.26 : x
  2. Step 2: Convert to fraction form
    48,898.89/67,510.26 = 45,883.26/x
  3. Step 3: Cross multiply
    48,898.89x = 67,510.26 × 45,883.26
  4. Step 4: Simplify right side
    48,898.89x = 3,097,590,812.25
  5. Step 5: Solve for x
    x = 3,097,590,812.25/48,898.89
  6. Step 6: Final answer
    x = 63,346.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.