Home / 55,878.24-77,107.30-32,904.42

Finding the Fourth Proportional to 55,878.24, 77,107.30 and 32,904.42

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Solution

The fourth proportional to 55,878.24, 77,107.30 and 32,904.42 is: 45,405.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,878.24 : 77,107.30 = 32,904.42 : x
  2. Step 2: Convert to fraction form
    55,878.24/77,107.30 = 32,904.42/x
  3. Step 3: Cross multiply
    55,878.24x = 77,107.30 × 32,904.42
  4. Step 4: Simplify right side
    55,878.24x = 2,537,170,984.27
  5. Step 5: Solve for x
    x = 2,537,170,984.27/55,878.24
  6. Step 6: Final answer
    x = 45,405.35

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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.