Home / 104,164.79-156,254.54-51,560.15

Finding the Fourth Proportional to 104,164.79, 156,254.54 and 51,560.15

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Solution

The fourth proportional to 104,164.79, 156,254.54 and 51,560.15 is: 77,343.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,164.79 : 156,254.54 = 51,560.15 : x
  2. Step 2: Convert to fraction form
    104,164.79/156,254.54 = 51,560.15/x
  3. Step 3: Cross multiply
    104,164.79x = 156,254.54 × 51,560.15
  4. Step 4: Simplify right side
    104,164.79x = 8,056,506,481.51
  5. Step 5: Solve for x
    x = 8,056,506,481.51/104,164.79
  6. Step 6: Final answer
    x = 77,343.86

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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.