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Finding the Fourth Proportional to 70,248.96, 105,373.44 and 23,505.12

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Solution

The fourth proportional to 70,248.96, 105,373.44 and 23,505.12 is: 35,257.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,248.96 : 105,373.44 = 23,505.12 : x
  2. Step 2: Convert to fraction form
    70,248.96/105,373.44 = 23,505.12/x
  3. Step 3: Cross multiply
    70,248.96x = 105,373.44 × 23,505.12
  4. Step 4: Simplify right side
    70,248.96x = 2,476,815,352.01
  5. Step 5: Solve for x
    x = 2,476,815,352.01/70,248.96
  6. Step 6: Final answer
    x = 35,257.68

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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.