Home / 107,773.96-148,728.01-62,478.26

Finding the Fourth Proportional to 107,773.96, 148,728.01 and 62,478.26

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Solution

The fourth proportional to 107,773.96, 148,728.01 and 62,478.26 is: 86,219.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,773.96 : 148,728.01 = 62,478.26 : x
  2. Step 2: Convert to fraction form
    107,773.96/148,728.01 = 62,478.26/x
  3. Step 3: Cross multiply
    107,773.96x = 148,728.01 × 62,478.26
  4. Step 4: Simplify right side
    107,773.96x = 9,292,267,278.06
  5. Step 5: Solve for x
    x = 9,292,267,278.06/107,773.96
  6. Step 6: Final answer
    x = 86,219.97

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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.