Home / 75,764.08-113,666.56-23,172.16

Finding the Fourth Proportional to 75,764.08, 113,666.56 and 23,172.16

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Solution

The fourth proportional to 75,764.08, 113,666.56 and 23,172.16 is: 34,764.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,764.08 : 113,666.56 = 23,172.16 : x
  2. Step 2: Convert to fraction form
    75,764.08/113,666.56 = 23,172.16/x
  3. Step 3: Cross multiply
    75,764.08x = 113,666.56 × 23,172.16
  4. Step 4: Simplify right side
    75,764.08x = 2,633,899,714.97
  5. Step 5: Solve for x
    x = 2,633,899,714.97/75,764.08
  6. Step 6: Final answer
    x = 34,764.49

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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.