Home / 55,898.15-77,150.40-32,040.80

Finding the Fourth Proportional to 55,898.15, 77,150.40 and 32,040.80

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Solution

The fourth proportional to 55,898.15, 77,150.40 and 32,040.80 is: 44,222.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,898.15 : 77,150.40 = 32,040.80 : x
  2. Step 2: Convert to fraction form
    55,898.15/77,150.40 = 32,040.80/x
  3. Step 3: Cross multiply
    55,898.15x = 77,150.40 × 32,040.80
  4. Step 4: Simplify right side
    55,898.15x = 2,471,960,536.32
  5. Step 5: Solve for x
    x = 2,471,960,536.32/55,898.15
  6. Step 6: Final answer
    x = 44,222.58

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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.