Home / 105,566.66-145,680.49-60,259

Finding the Fourth Proportional to 105,566.66, 145,680.49 and 60,259

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Solution

The fourth proportional to 105,566.66, 145,680.49 and 60,259 is: 83,156.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,566.66 : 145,680.49 = 60,259 : x
  2. Step 2: Convert to fraction form
    105,566.66/145,680.49 = 60,259/x
  3. Step 3: Cross multiply
    105,566.66x = 145,680.49 × 60,259
  4. Step 4: Simplify right side
    105,566.66x = 8,778,560,646.91
  5. Step 5: Solve for x
    x = 8,778,560,646.91/105,566.66
  6. Step 6: Final answer
    x = 83,156.56

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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.