Home / 68,293.28-94,237.85-38,075.76

Finding the Fourth Proportional to 68,293.28, 94,237.85 and 38,075.76

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Solution

The fourth proportional to 68,293.28, 94,237.85 and 38,075.76 is: 52,540.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,293.28 : 94,237.85 = 38,075.76 : x
  2. Step 2: Convert to fraction form
    68,293.28/94,237.85 = 38,075.76/x
  3. Step 3: Cross multiply
    68,293.28x = 94,237.85 × 38,075.76
  4. Step 4: Simplify right side
    68,293.28x = 3,588,177,569.14
  5. Step 5: Solve for x
    x = 3,588,177,569.14/68,293.28
  6. Step 6: Final answer
    x = 52,540.72

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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.