Home / 84,673.05-127,014.43-25,502.55

Finding the Fourth Proportional to 84,673.05, 127,014.43 and 25,502.55

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Solution

The fourth proportional to 84,673.05, 127,014.43 and 25,502.55 is: 38,255.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,673.05 : 127,014.43 = 25,502.55 : x
  2. Step 2: Convert to fraction form
    84,673.05/127,014.43 = 25,502.55/x
  3. Step 3: Cross multiply
    84,673.05x = 127,014.43 × 25,502.55
  4. Step 4: Simplify right side
    84,673.05x = 3,239,191,851.80
  5. Step 5: Solve for x
    x = 3,239,191,851.80/84,673.05
  6. Step 6: Final answer
    x = 38,255.29

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1.5x scale

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.