Home / 75,568.34-113,281.13-25,613.01

Finding the Fourth Proportional to 75,568.34, 113,281.13 and 25,613.01

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Solution

The fourth proportional to 75,568.34, 113,281.13 and 25,613.01 is: 38,395.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,568.34 : 113,281.13 = 25,613.01 : x
  2. Step 2: Convert to fraction form
    75,568.34/113,281.13 = 25,613.01/x
  3. Step 3: Cross multiply
    75,568.34x = 113,281.13 × 25,613.01
  4. Step 4: Simplify right side
    75,568.34x = 2,901,470,779.53
  5. Step 5: Solve for x
    x = 2,901,470,779.53/75,568.34
  6. Step 6: Final answer
    x = 38,395.32

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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.