Home / 40,797.86-61,077.92-30,314.35

Finding the Fourth Proportional to 40,797.86, 61,077.92 and 30,314.35

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Solution

The fourth proportional to 40,797.86, 61,077.92 and 30,314.35 is: 45,383.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,797.86 : 61,077.92 = 30,314.35 : x
  2. Step 2: Convert to fraction form
    40,797.86/61,077.92 = 30,314.35/x
  3. Step 3: Cross multiply
    40,797.86x = 61,077.92 × 30,314.35
  4. Step 4: Simplify right side
    40,797.86x = 1,851,537,368.93
  5. Step 5: Solve for x
    x = 1,851,537,368.93/40,797.86
  6. Step 6: Final answer
    x = 45,383.20

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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.