Home / 135,480.02-186,959.97-75,050.48

Finding the Fourth Proportional to 135,480.02, 186,959.97 and 75,050.48

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Solution

The fourth proportional to 135,480.02, 186,959.97 and 75,050.48 is: 103,568.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,480.02 : 186,959.97 = 75,050.48 : x
  2. Step 2: Convert to fraction form
    135,480.02/186,959.97 = 75,050.48/x
  3. Step 3: Cross multiply
    135,480.02x = 186,959.97 × 75,050.48
  4. Step 4: Simplify right side
    135,480.02x = 14,031,434,554.49
  5. Step 5: Solve for x
    x = 14,031,434,554.49/135,480.02
  6. Step 6: Final answer
    x = 103,568.30

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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.