Home / 104,278.73-156,416.72-25,393.03

Finding the Fourth Proportional to 104,278.73, 156,416.72 and 25,393.03

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Solution

The fourth proportional to 104,278.73, 156,416.72 and 25,393.03 is: 38,089.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,278.73 : 156,416.72 = 25,393.03 : x
  2. Step 2: Convert to fraction form
    104,278.73/156,416.72 = 25,393.03/x
  3. Step 3: Cross multiply
    104,278.73x = 156,416.72 × 25,393.03
  4. Step 4: Simplify right side
    104,278.73x = 3,971,894,088.29
  5. Step 5: Solve for x
    x = 3,971,894,088.29/104,278.73
  6. Step 6: Final answer
    x = 38,089.21

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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.