Home / 68,491.85-94,518.48-38,277.15

Finding the Fourth Proportional to 68,491.85, 94,518.48 and 38,277.15

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Solution

The fourth proportional to 68,491.85, 94,518.48 and 38,277.15 is: 52,822.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,491.85 : 94,518.48 = 38,277.15 : x
  2. Step 2: Convert to fraction form
    68,491.85/94,518.48 = 38,277.15/x
  3. Step 3: Cross multiply
    68,491.85x = 94,518.48 × 38,277.15
  4. Step 4: Simplify right side
    68,491.85x = 3,617,898,036.73
  5. Step 5: Solve for x
    x = 3,617,898,036.73/68,491.85
  6. Step 6: Final answer
    x = 52,822.32

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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.