Home / 141,823.64-195,713.97-77,293.41

Finding the Fourth Proportional to 141,823.64, 195,713.97 and 77,293.41

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Solution

The fourth proportional to 141,823.64, 195,713.97 and 77,293.41 is: 106,663.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,823.64 : 195,713.97 = 77,293.41 : x
  2. Step 2: Convert to fraction form
    141,823.64/195,713.97 = 77,293.41/x
  3. Step 3: Cross multiply
    141,823.64x = 195,713.97 × 77,293.41
  4. Step 4: Simplify right side
    141,823.64x = 15,127,400,125.94
  5. Step 5: Solve for x
    x = 15,127,400,125.94/141,823.64
  6. Step 6: Final answer
    x = 106,663.46

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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.