Home / 79,472.32-109,673.84-43,663.24

Finding the Fourth Proportional to 79,472.32, 109,673.84 and 43,663.24

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Solution

The fourth proportional to 79,472.32, 109,673.84 and 43,663.24 is: 60,256.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,472.32 : 109,673.84 = 43,663.24 : x
  2. Step 2: Convert to fraction form
    79,472.32/109,673.84 = 43,663.24/x
  3. Step 3: Cross multiply
    79,472.32x = 109,673.84 × 43,663.24
  4. Step 4: Simplify right side
    79,472.32x = 4,788,715,197.64
  5. Step 5: Solve for x
    x = 4,788,715,197.64/79,472.32
  6. Step 6: Final answer
    x = 60,256.39

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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.