Home / 102,550.08-141,519.36-57,227.04

Finding the Fourth Proportional to 102,550.08, 141,519.36 and 57,227.04

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Solution

The fourth proportional to 102,550.08, 141,519.36 and 57,227.04 is: 78,973.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,550.08 : 141,519.36 = 57,227.04 : x
  2. Step 2: Convert to fraction form
    102,550.08/141,519.36 = 57,227.04/x
  3. Step 3: Cross multiply
    102,550.08x = 141,519.36 × 57,227.04
  4. Step 4: Simplify right side
    102,550.08x = 8,098,734,075.49
  5. Step 5: Solve for x
    x = 8,098,734,075.49/102,550.08
  6. Step 6: Final answer
    x = 78,973.45

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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.