Home / 75,467.52-113,192.64-25,547.76

Finding the Fourth Proportional to 75,467.52, 113,192.64 and 25,547.76

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Solution

The fourth proportional to 75,467.52, 113,192.64 and 25,547.76 is: 38,318.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,467.52 : 113,192.64 = 25,547.76 : x
  2. Step 2: Convert to fraction form
    75,467.52/113,192.64 = 25,547.76/x
  3. Step 3: Cross multiply
    75,467.52x = 113,192.64 × 25,547.76
  4. Step 4: Simplify right side
    75,467.52x = 2,891,818,400.49
  5. Step 5: Solve for x
    x = 2,891,818,400.49/75,467.52
  6. Step 6: Final answer
    x = 38,318.72

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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.