Home / 141,947.02-195,952.48-87,508.91

Finding the Fourth Proportional to 141,947.02, 195,952.48 and 87,508.91

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Solution

The fourth proportional to 141,947.02, 195,952.48 and 87,508.91 is: 120,802.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,947.02 : 195,952.48 = 87,508.91 : x
  2. Step 2: Convert to fraction form
    141,947.02/195,952.48 = 87,508.91/x
  3. Step 3: Cross multiply
    141,947.02x = 195,952.48 × 87,508.91
  4. Step 4: Simplify right side
    141,947.02x = 17,147,587,936.60
  5. Step 5: Solve for x
    x = 17,147,587,936.60/141,947.02
  6. Step 6: Final answer
    x = 120,802.73

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1.5x scale

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.