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Finding the Fourth Proportional to 60,674.40, 83,720.52 and 33,811.02

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Solution

The fourth proportional to 60,674.40, 83,720.52 and 33,811.02 is: 46,653.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,674.40 : 83,720.52 = 33,811.02 : x
  2. Step 2: Convert to fraction form
    60,674.40/83,720.52 = 33,811.02/x
  3. Step 3: Cross multiply
    60,674.40x = 83,720.52 × 33,811.02
  4. Step 4: Simplify right side
    60,674.40x = 2,830,676,176.13
  5. Step 5: Solve for x
    x = 2,830,676,176.13/60,674.40
  6. Step 6: Final answer
    x = 46,653.55

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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.