Home / 60,867.07-91,300.61-39,939.53

Finding the Fourth Proportional to 60,867.07, 91,300.61 and 39,939.53

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Solution

The fourth proportional to 60,867.07, 91,300.61 and 39,939.53 is: 59,909.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,867.07 : 91,300.61 = 39,939.53 : x
  2. Step 2: Convert to fraction form
    60,867.07/91,300.61 = 39,939.53/x
  3. Step 3: Cross multiply
    60,867.07x = 91,300.61 × 39,939.53
  4. Step 4: Simplify right side
    60,867.07x = 3,646,503,095.46
  5. Step 5: Solve for x
    x = 3,646,503,095.46/60,867.07
  6. Step 6: Final answer
    x = 59,909.29

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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.