Home / 96,724.53-145,075.86-30,159

Finding the Fourth Proportional to 96,724.53, 145,075.86 and 30,159

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Solution

The fourth proportional to 96,724.53, 145,075.86 and 30,159 is: 45,235.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,724.53 : 145,075.86 = 30,159 : x
  2. Step 2: Convert to fraction form
    96,724.53/145,075.86 = 30,159/x
  3. Step 3: Cross multiply
    96,724.53x = 145,075.86 × 30,159
  4. Step 4: Simplify right side
    96,724.53x = 4,375,342,861.74
  5. Step 5: Solve for x
    x = 4,375,342,861.74/96,724.53
  6. Step 6: Final answer
    x = 45,235.09

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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.