Home / 55,775.28-76,904.87-41,603.52

Finding the Fourth Proportional to 55,775.28, 76,904.87 and 41,603.52

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Solution

The fourth proportional to 55,775.28, 76,904.87 and 41,603.52 is: 57,364.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,775.28 : 76,904.87 = 41,603.52 : x
  2. Step 2: Convert to fraction form
    55,775.28/76,904.87 = 41,603.52/x
  3. Step 3: Cross multiply
    55,775.28x = 76,904.87 × 41,603.52
  4. Step 4: Simplify right side
    55,775.28x = 3,199,513,089.12
  5. Step 5: Solve for x
    x = 3,199,513,089.12/55,775.28
  6. Step 6: Final answer
    x = 57,364.36

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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.