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Finding the Fourth Proportional to 68,260.94, 94,200.56 and 38,048.20

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Solution

The fourth proportional to 68,260.94, 94,200.56 and 38,048.20 is: 52,506.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,260.94 : 94,200.56 = 38,048.20 : x
  2. Step 2: Convert to fraction form
    68,260.94/94,200.56 = 38,048.20/x
  3. Step 3: Cross multiply
    68,260.94x = 94,200.56 × 38,048.20
  4. Step 4: Simplify right side
    68,260.94x = 3,584,161,746.99
  5. Step 5: Solve for x
    x = 3,584,161,746.99/68,260.94
  6. Step 6: Final answer
    x = 52,506.77

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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.