Home / 109,569.60-164,306.40-50,385.60

Finding the Fourth Proportional to 109,569.60, 164,306.40 and 50,385.60

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Solution

The fourth proportional to 109,569.60, 164,306.40 and 50,385.60 is: 75,556.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,569.60 : 164,306.40 = 50,385.60 : x
  2. Step 2: Convert to fraction form
    109,569.60/164,306.40 = 50,385.60/x
  3. Step 3: Cross multiply
    109,569.60x = 164,306.40 × 50,385.60
  4. Step 4: Simplify right side
    109,569.60x = 8,278,676,547.84
  5. Step 5: Solve for x
    x = 8,278,676,547.84/109,569.60
  6. Step 6: Final answer
    x = 75,556.33

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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.