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Finding the Fourth Proportional to 68,157.78, 94,004.44 and 44,292.12

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Solution

The fourth proportional to 68,157.78, 94,004.44 and 44,292.12 is: 61,088.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,157.78 : 94,004.44 = 44,292.12 : x
  2. Step 2: Convert to fraction form
    68,157.78/94,004.44 = 44,292.12/x
  3. Step 3: Cross multiply
    68,157.78x = 94,004.44 × 44,292.12
  4. Step 4: Simplify right side
    68,157.78x = 4,163,655,937.01
  5. Step 5: Solve for x
    x = 4,163,655,937.01/68,157.78
  6. Step 6: Final answer
    x = 61,088.49

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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.