Home / 105,845.71-146,069.85-60,531.07

Finding the Fourth Proportional to 105,845.71, 146,069.85 and 60,531.07

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Solution

The fourth proportional to 105,845.71, 146,069.85 and 60,531.07 is: 83,534.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,845.71 : 146,069.85 = 60,531.07 : x
  2. Step 2: Convert to fraction form
    105,845.71/146,069.85 = 60,531.07/x
  3. Step 3: Cross multiply
    105,845.71x = 146,069.85 × 60,531.07
  4. Step 4: Simplify right side
    105,845.71x = 8,841,764,315.24
  5. Step 5: Solve for x
    x = 8,841,764,315.24/105,845.71
  6. Step 6: Final answer
    x = 83,534.46

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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.