Home / 74,243.74-111,365.61-61,056.13

Finding the Fourth Proportional to 74,243.74, 111,365.61 and 61,056.13

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Solution

The fourth proportional to 74,243.74, 111,365.61 and 61,056.13 is: 91,584.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,243.74 : 111,365.61 = 61,056.13 : x
  2. Step 2: Convert to fraction form
    74,243.74/111,365.61 = 61,056.13/x
  3. Step 3: Cross multiply
    74,243.74x = 111,365.61 × 61,056.13
  4. Step 4: Simplify right side
    74,243.74x = 6,799,553,161.69
  5. Step 5: Solve for x
    x = 6,799,553,161.69/74,243.74
  6. Step 6: Final answer
    x = 91,584.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.