Home / 54,930.26-75,803.88-29,779.76

Finding the Fourth Proportional to 54,930.26, 75,803.88 and 29,779.76

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Solution

The fourth proportional to 54,930.26, 75,803.88 and 29,779.76 is: 41,096.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,930.26 : 75,803.88 = 29,779.76 : x
  2. Step 2: Convert to fraction form
    54,930.26/75,803.88 = 29,779.76/x
  3. Step 3: Cross multiply
    54,930.26x = 75,803.88 × 29,779.76
  4. Step 4: Simplify right side
    54,930.26x = 2,257,421,353.47
  5. Step 5: Solve for x
    x = 2,257,421,353.47/54,930.26
  6. Step 6: Final answer
    x = 41,096.13

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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.