Home / 62,938.56-86,810.97-41,421.45

Finding the Fourth Proportional to 62,938.56, 86,810.97 and 41,421.45

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Solution

The fourth proportional to 62,938.56, 86,810.97 and 41,421.45 is: 57,132.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,938.56 : 86,810.97 = 41,421.45 : x
  2. Step 2: Convert to fraction form
    62,938.56/86,810.97 = 41,421.45/x
  3. Step 3: Cross multiply
    62,938.56x = 86,810.97 × 41,421.45
  4. Step 4: Simplify right side
    62,938.56x = 3,595,836,253.31
  5. Step 5: Solve for x
    x = 3,595,836,253.31/62,938.56
  6. Step 6: Final answer
    x = 57,132.48

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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.