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Finding the Fourth Proportional to 73,885.40, 110,795.70 and 29,497.40

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Solution

The fourth proportional to 73,885.40, 110,795.70 and 29,497.40 is: 44,233.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,885.40 : 110,795.70 = 29,497.40 : x
  2. Step 2: Convert to fraction form
    73,885.40/110,795.70 = 29,497.40/x
  3. Step 3: Cross multiply
    73,885.40x = 110,795.70 × 29,497.40
  4. Step 4: Simplify right side
    73,885.40x = 3,268,185,081.18
  5. Step 5: Solve for x
    x = 3,268,185,081.18/73,885.40
  6. Step 6: Final answer
    x = 44,233.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.