Home / 55,966.96-77,239.85-41,795.20

Finding the Fourth Proportional to 55,966.96, 77,239.85 and 41,795.20

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Solution

The fourth proportional to 55,966.96, 77,239.85 and 41,795.20 is: 57,681.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,966.96 : 77,239.85 = 41,795.20 : x
  2. Step 2: Convert to fraction form
    55,966.96/77,239.85 = 41,795.20/x
  3. Step 3: Cross multiply
    55,966.96x = 77,239.85 × 41,795.20
  4. Step 4: Simplify right side
    55,966.96x = 3,228,254,978.72
  5. Step 5: Solve for x
    x = 3,228,254,978.72/55,966.96
  6. Step 6: Final answer
    x = 57,681.44

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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.