Home / 105,561.73-158,449.26-93,632.09

Finding the Fourth Proportional to 105,561.73, 158,449.26 and 93,632.09

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Solution

The fourth proportional to 105,561.73, 158,449.26 and 93,632.09 is: 140,542.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,561.73 : 158,449.26 = 93,632.09 : x
  2. Step 2: Convert to fraction form
    105,561.73/158,449.26 = 93,632.09/x
  3. Step 3: Cross multiply
    105,561.73x = 158,449.26 × 93,632.09
  4. Step 4: Simplify right side
    105,561.73x = 14,835,934,931.63
  5. Step 5: Solve for x
    x = 14,835,934,931.63/105,561.73
  6. Step 6: Final answer
    x = 140,542.74

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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.