Home / 97,733.40-146,600.10-66,629.40

Finding the Fourth Proportional to 97,733.40, 146,600.10 and 66,629.40

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Solution

The fourth proportional to 97,733.40, 146,600.10 and 66,629.40 is: 99,944.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,733.40 : 146,600.10 = 66,629.40 : x
  2. Step 2: Convert to fraction form
    97,733.40/146,600.10 = 66,629.40/x
  3. Step 3: Cross multiply
    97,733.40x = 146,600.10 × 66,629.40
  4. Step 4: Simplify right side
    97,733.40x = 9,767,876,702.94
  5. Step 5: Solve for x
    x = 9,767,876,702.94/97,733.40
  6. Step 6: Final answer
    x = 99,944.10

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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.