Home / 55,842.14-77,102.42-34,360.81

Finding the Fourth Proportional to 55,842.14, 77,102.42 and 34,360.81

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Solution

The fourth proportional to 55,842.14, 77,102.42 and 34,360.81 is: 47,442.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,842.14 : 77,102.42 = 34,360.81 : x
  2. Step 2: Convert to fraction form
    55,842.14/77,102.42 = 34,360.81/x
  3. Step 3: Cross multiply
    55,842.14x = 77,102.42 × 34,360.81
  4. Step 4: Simplify right side
    55,842.14x = 2,649,301,239.60
  5. Step 5: Solve for x
    x = 2,649,301,239.60/55,842.14
  6. Step 6: Final answer
    x = 47,442.69

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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.