Home / 84,075.03-126,112.11-24,906.15

Finding the Fourth Proportional to 84,075.03, 126,112.11 and 24,906.15

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Solution

The fourth proportional to 84,075.03, 126,112.11 and 24,906.15 is: 37,359.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,075.03 : 126,112.11 = 24,906.15 : x
  2. Step 2: Convert to fraction form
    84,075.03/126,112.11 = 24,906.15/x
  3. Step 3: Cross multiply
    84,075.03x = 126,112.11 × 24,906.15
  4. Step 4: Simplify right side
    84,075.03x = 3,140,967,128.48
  5. Step 5: Solve for x
    x = 3,140,967,128.48/84,075.03
  6. Step 6: Final answer
    x = 37,359.10

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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.