Home / 75,038.14-112,540.46-22,440.80

Finding the Fourth Proportional to 75,038.14, 112,540.46 and 22,440.80

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Solution

The fourth proportional to 75,038.14, 112,540.46 and 22,440.80 is: 33,656.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,038.14 : 112,540.46 = 22,440.80 : x
  2. Step 2: Convert to fraction form
    75,038.14/112,540.46 = 22,440.80/x
  3. Step 3: Cross multiply
    75,038.14x = 112,540.46 × 22,440.80
  4. Step 4: Simplify right side
    75,038.14x = 2,525,497,954.77
  5. Step 5: Solve for x
    x = 2,525,497,954.77/75,038.14
  6. Step 6: Final answer
    x = 33,656.19

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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.