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Finding the Fourth Proportional to 97,807.98, 146,612.71 and 55,600.85

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Solution

The fourth proportional to 97,807.98, 146,612.71 and 55,600.85 is: 83,344.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,807.98 : 146,612.71 = 55,600.85 : x
  2. Step 2: Convert to fraction form
    97,807.98/146,612.71 = 55,600.85/x
  3. Step 3: Cross multiply
    97,807.98x = 146,612.71 × 55,600.85
  4. Step 4: Simplify right side
    97,807.98x = 8,151,791,014.98
  5. Step 5: Solve for x
    x = 8,151,791,014.98/97,807.98
  6. Step 6: Final answer
    x = 83,344.85

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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.