Home / 104,744.79-144,546.40-56,998.02

Finding the Fourth Proportional to 104,744.79, 144,546.40 and 56,998.02

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Solution

The fourth proportional to 104,744.79, 144,546.40 and 56,998.02 is: 78,656.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,744.79 : 144,546.40 = 56,998.02 : x
  2. Step 2: Convert to fraction form
    104,744.79/144,546.40 = 56,998.02/x
  3. Step 3: Cross multiply
    104,744.79x = 144,546.40 × 56,998.02
  4. Step 4: Simplify right side
    104,744.79x = 8,238,859,211.42
  5. Step 5: Solve for x
    x = 8,238,859,211.42/104,744.79
  6. Step 6: Final answer
    x = 78,656.51

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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.