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Finding the Fourth Proportional to 119,314.26, 164,654.10 and 65,602.67

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Solution

The fourth proportional to 119,314.26, 164,654.10 and 65,602.67 is: 90,531.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,314.26 : 164,654.10 = 65,602.67 : x
  2. Step 2: Convert to fraction form
    119,314.26/164,654.10 = 65,602.67/x
  3. Step 3: Cross multiply
    119,314.26x = 164,654.10 × 65,602.67
  4. Step 4: Simplify right side
    119,314.26x = 10,801,747,763.18
  5. Step 5: Solve for x
    x = 10,801,747,763.18/119,314.26
  6. Step 6: Final answer
    x = 90,531.91

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1.5x scale

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.