Home / 68,319.28-94,281.42-38,107.23

Finding the Fourth Proportional to 68,319.28, 94,281.42 and 38,107.23

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Solution

The fourth proportional to 68,319.28, 94,281.42 and 38,107.23 is: 52,588.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,319.28 : 94,281.42 = 38,107.23 : x
  2. Step 2: Convert to fraction form
    68,319.28/94,281.42 = 38,107.23/x
  3. Step 3: Cross multiply
    68,319.28x = 94,281.42 × 38,107.23
  4. Step 4: Simplify right side
    68,319.28x = 3,592,803,756.67
  5. Step 5: Solve for x
    x = 3,592,803,756.67/68,319.28
  6. Step 6: Final answer
    x = 52,588.43

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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.