Home / 75,043.42-112,484.10-48,767.02

Finding the Fourth Proportional to 75,043.42, 112,484.10 and 48,767.02

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Solution

The fourth proportional to 75,043.42, 112,484.10 and 48,767.02 is: 73,097.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,043.42 : 112,484.10 = 48,767.02 : x
  2. Step 2: Convert to fraction form
    75,043.42/112,484.10 = 48,767.02/x
  3. Step 3: Cross multiply
    75,043.42x = 112,484.10 × 48,767.02
  4. Step 4: Simplify right side
    75,043.42x = 5,485,514,354.38
  5. Step 5: Solve for x
    x = 5,485,514,354.38/75,043.42
  6. Step 6: Final answer
    x = 73,097.87

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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.