Home / 62,439.03-86,167.44-34,146.81

Finding the Fourth Proportional to 62,439.03, 86,167.44 and 34,146.81

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Solution

The fourth proportional to 62,439.03, 86,167.44 and 34,146.81 is: 47,123.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,439.03 : 86,167.44 = 34,146.81 : x
  2. Step 2: Convert to fraction form
    62,439.03/86,167.44 = 34,146.81/x
  3. Step 3: Cross multiply
    62,439.03x = 86,167.44 × 34,146.81
  4. Step 4: Simplify right side
    62,439.03x = 2,942,343,201.87
  5. Step 5: Solve for x
    x = 2,942,343,201.87/62,439.03
  6. Step 6: Final answer
    x = 47,123.46

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1.5x scale

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.