Home / 79,348.32-109,501.76-43,537.68

Finding the Fourth Proportional to 79,348.32, 109,501.76 and 43,537.68

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Solution

The fourth proportional to 79,348.32, 109,501.76 and 43,537.68 is: 60,082.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,348.32 : 109,501.76 = 43,537.68 : x
  2. Step 2: Convert to fraction form
    79,348.32/109,501.76 = 43,537.68/x
  3. Step 3: Cross multiply
    79,348.32x = 109,501.76 × 43,537.68
  4. Step 4: Simplify right side
    79,348.32x = 4,767,452,586.32
  5. Step 5: Solve for x
    x = 4,767,452,586.32/79,348.32
  6. Step 6: Final answer
    x = 60,082.59

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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.