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Finding the Fourth Proportional to 65,253.10, 97,879.65 and 34,084.30

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Solution

The fourth proportional to 65,253.10, 97,879.65 and 34,084.30 is: 51,126.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,253.10 : 97,879.65 = 34,084.30 : x
  2. Step 2: Convert to fraction form
    65,253.10/97,879.65 = 34,084.30/x
  3. Step 3: Cross multiply
    65,253.10x = 97,879.65 × 34,084.30
  4. Step 4: Simplify right side
    65,253.10x = 3,336,159,354.50
  5. Step 5: Solve for x
    x = 3,336,159,354.50/65,253.10
  6. Step 6: Final answer
    x = 51,126.45

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1.5x scale

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.