Home / 75,253.08-103,872.18-43,442.76

Finding the Fourth Proportional to 75,253.08, 103,872.18 and 43,442.76

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Solution

The fourth proportional to 75,253.08, 103,872.18 and 43,442.76 is: 59,964.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,253.08 : 103,872.18 = 43,442.76 : x
  2. Step 2: Convert to fraction form
    75,253.08/103,872.18 = 43,442.76/x
  3. Step 3: Cross multiply
    75,253.08x = 103,872.18 × 43,442.76
  4. Step 4: Simplify right side
    75,253.08x = 4,512,494,186.42
  5. Step 5: Solve for x
    x = 4,512,494,186.42/75,253.08
  6. Step 6: Final answer
    x = 59,964.25

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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.