Home / 57,417.78-79,236.18-32,267.28

Finding the Fourth Proportional to 57,417.78, 79,236.18 and 32,267.28

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Solution

The fourth proportional to 57,417.78, 79,236.18 and 32,267.28 is: 44,528.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,417.78 : 79,236.18 = 32,267.28 : x
  2. Step 2: Convert to fraction form
    57,417.78/79,236.18 = 32,267.28/x
  3. Step 3: Cross multiply
    57,417.78x = 79,236.18 × 32,267.28
  4. Step 4: Simplify right side
    57,417.78x = 2,556,736,006.19
  5. Step 5: Solve for x
    x = 2,556,736,006.19/57,417.78
  6. Step 6: Final answer
    x = 44,528.65

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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.