Home / 61,421.42-92,154.66-25,891.68

Finding the Fourth Proportional to 61,421.42, 92,154.66 and 25,891.68

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Solution

The fourth proportional to 61,421.42, 92,154.66 and 25,891.68 is: 38,847.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,421.42 : 92,154.66 = 25,891.68 : x
  2. Step 2: Convert to fraction form
    61,421.42/92,154.66 = 25,891.68/x
  3. Step 3: Cross multiply
    61,421.42x = 92,154.66 × 25,891.68
  4. Step 4: Simplify right side
    61,421.42x = 2,386,039,361.36
  5. Step 5: Solve for x
    x = 2,386,039,361.36/61,421.42
  6. Step 6: Final answer
    x = 38,847.02

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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.