Home / 147,336.30-220,907.64-71,414.75

Finding the Fourth Proportional to 147,336.30, 220,907.64 and 71,414.75

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Solution

The fourth proportional to 147,336.30, 220,907.64 and 71,414.75 is: 107,075.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,336.30 : 220,907.64 = 71,414.75 : x
  2. Step 2: Convert to fraction form
    147,336.30/220,907.64 = 71,414.75/x
  3. Step 3: Cross multiply
    147,336.30x = 220,907.64 × 71,414.75
  4. Step 4: Simplify right side
    147,336.30x = 15,776,063,883.69
  5. Step 5: Solve for x
    x = 15,776,063,883.69/147,336.30
  6. Step 6: Final answer
    x = 107,075.20

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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.