Home / 45,820.80-63,230.40-29,059.20

Finding the Fourth Proportional to 45,820.80, 63,230.40 and 29,059.20

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Solution

The fourth proportional to 45,820.80, 63,230.40 and 29,059.20 is: 40,100.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,820.80 : 63,230.40 = 29,059.20 : x
  2. Step 2: Convert to fraction form
    45,820.80/63,230.40 = 29,059.20/x
  3. Step 3: Cross multiply
    45,820.80x = 63,230.40 × 29,059.20
  4. Step 4: Simplify right side
    45,820.80x = 1,837,424,839.68
  5. Step 5: Solve for x
    x = 1,837,424,839.68/45,820.80
  6. Step 6: Final answer
    x = 40,100.23

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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.