Home / 67,143.25-92,658.45-36,929.07

Finding the Fourth Proportional to 67,143.25, 92,658.45 and 36,929.07

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Solution

The fourth proportional to 67,143.25, 92,658.45 and 36,929.07 is: 50,962.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,143.25 : 92,658.45 = 36,929.07 : x
  2. Step 2: Convert to fraction form
    67,143.25/92,658.45 = 36,929.07/x
  3. Step 3: Cross multiply
    67,143.25x = 92,658.45 × 36,929.07
  4. Step 4: Simplify right side
    67,143.25x = 3,421,790,386.14
  5. Step 5: Solve for x
    x = 3,421,790,386.14/67,143.25
  6. Step 6: Final answer
    x = 50,962.54

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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.