Home / 105,585.46-158,350.41-39,044.63

Finding the Fourth Proportional to 105,585.46, 158,350.41 and 39,044.63

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Solution

The fourth proportional to 105,585.46, 158,350.41 and 39,044.63 is: 58,556.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,585.46 : 158,350.41 = 39,044.63 : x
  2. Step 2: Convert to fraction form
    105,585.46/158,350.41 = 39,044.63/x
  3. Step 3: Cross multiply
    105,585.46x = 158,350.41 × 39,044.63
  4. Step 4: Simplify right side
    105,585.46x = 6,182,733,564.67
  5. Step 5: Solve for x
    x = 6,182,733,564.67/105,585.46
  6. Step 6: Final answer
    x = 58,556.68

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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.