Home / 75,271.65-112,889.25-25,338.84

Finding the Fourth Proportional to 75,271.65, 112,889.25 and 25,338.84

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Solution

The fourth proportional to 75,271.65, 112,889.25 and 25,338.84 is: 38,002.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,271.65 : 112,889.25 = 25,338.84 : x
  2. Step 2: Convert to fraction form
    75,271.65/112,889.25 = 25,338.84/x
  3. Step 3: Cross multiply
    75,271.65x = 112,889.25 × 25,338.84
  4. Step 4: Simplify right side
    75,271.65x = 2,860,482,643.47
  5. Step 5: Solve for x
    x = 2,860,482,643.47/75,271.65
  6. Step 6: Final answer
    x = 38,002.12

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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.