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Finding the Fourth Proportional to 104,188.60, 156,266.70 and 29,301.40

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Solution

The fourth proportional to 104,188.60, 156,266.70 and 29,301.40 is: 43,947.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,188.60 : 156,266.70 = 29,301.40 : x
  2. Step 2: Convert to fraction form
    104,188.60/156,266.70 = 29,301.40/x
  3. Step 3: Cross multiply
    104,188.60x = 156,266.70 × 29,301.40
  4. Step 4: Simplify right side
    104,188.60x = 4,578,833,083.38
  5. Step 5: Solve for x
    x = 4,578,833,083.38/104,188.60
  6. Step 6: Final answer
    x = 43,947.54

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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.