Home / 62,440.13-86,165.62-34,145.21

Finding the Fourth Proportional to 62,440.13, 86,165.62 and 34,145.21

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Solution

The fourth proportional to 62,440.13, 86,165.62 and 34,145.21 is: 47,119.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,440.13 : 86,165.62 = 34,145.21 : x
  2. Step 2: Convert to fraction form
    62,440.13/86,165.62 = 34,145.21/x
  3. Step 3: Cross multiply
    62,440.13x = 86,165.62 × 34,145.21
  4. Step 4: Simplify right side
    62,440.13x = 2,942,142,673.49
  5. Step 5: Solve for x
    x = 2,942,142,673.49/62,440.13
  6. Step 6: Final answer
    x = 47,119.42

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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.