Home / 62,438.04-86,163.48-34,143.12

Finding the Fourth Proportional to 62,438.04, 86,163.48 and 34,143.12

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Solution

The fourth proportional to 62,438.04, 86,163.48 and 34,143.12 is: 47,116.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,438.04 : 86,163.48 = 34,143.12 : x
  2. Step 2: Convert to fraction form
    62,438.04/86,163.48 = 34,143.12/x
  3. Step 3: Cross multiply
    62,438.04x = 86,163.48 × 34,143.12
  4. Step 4: Simplify right side
    62,438.04x = 2,941,890,037.26
  5. Step 5: Solve for x
    x = 2,941,890,037.26/62,438.04
  6. Step 6: Final answer
    x = 47,116.95

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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.