Home / 74,779.56-112,224.96-35,348.76

Finding the Fourth Proportional to 74,779.56, 112,224.96 and 35,348.76

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Solution

The fourth proportional to 74,779.56, 112,224.96 and 35,348.76 is: 53,049.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,779.56 : 112,224.96 = 35,348.76 : x
  2. Step 2: Convert to fraction form
    74,779.56/112,224.96 = 35,348.76/x
  3. Step 3: Cross multiply
    74,779.56x = 112,224.96 × 35,348.76
  4. Step 4: Simplify right side
    74,779.56x = 3,967,013,177.05
  5. Step 5: Solve for x
    x = 3,967,013,177.05/74,779.56
  6. Step 6: Final answer
    x = 53,049.43

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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.