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Finding the Fourth Proportional to 70,609.44, 97,404.99 and 45,088.97

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Solution

The fourth proportional to 70,609.44, 97,404.99 and 45,088.97 is: 62,199.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,609.44 : 97,404.99 = 45,088.97 : x
  2. Step 2: Convert to fraction form
    70,609.44/97,404.99 = 45,088.97/x
  3. Step 3: Cross multiply
    70,609.44x = 97,404.99 × 45,088.97
  4. Step 4: Simplify right side
    70,609.44x = 4,391,890,671.96
  5. Step 5: Solve for x
    x = 4,391,890,671.96/70,609.44
  6. Step 6: Final answer
    x = 62,199.77

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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.