Home / 100,907.20-151,336.48-44,716.16

Finding the Fourth Proportional to 100,907.20, 151,336.48 and 44,716.16

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Solution

The fourth proportional to 100,907.20, 151,336.48 and 44,716.16 is: 67,063.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,907.20 : 151,336.48 = 44,716.16 : x
  2. Step 2: Convert to fraction form
    100,907.20/151,336.48 = 44,716.16/x
  3. Step 3: Cross multiply
    100,907.20x = 151,336.48 × 44,716.16
  4. Step 4: Simplify right side
    100,907.20x = 6,767,186,253.52
  5. Step 5: Solve for x
    x = 6,767,186,253.52/100,907.20
  6. Step 6: Final answer
    x = 67,063.46

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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.