Home / 54,701.12-75,485.76-34,568.80

Finding the Fourth Proportional to 54,701.12, 75,485.76 and 34,568.80

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Solution

The fourth proportional to 54,701.12, 75,485.76 and 34,568.80 is: 47,703.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,701.12 : 75,485.76 = 34,568.80 : x
  2. Step 2: Convert to fraction form
    54,701.12/75,485.76 = 34,568.80/x
  3. Step 3: Cross multiply
    54,701.12x = 75,485.76 × 34,568.80
  4. Step 4: Simplify right side
    54,701.12x = 2,609,452,140.29
  5. Step 5: Solve for x
    x = 2,609,452,140.29/54,701.12
  6. Step 6: Final answer
    x = 47,703.82

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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.