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Finding the Fourth Proportional to 70,699.98, 106,044.45 and 41,098.93

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Solution

The fourth proportional to 70,699.98, 106,044.45 and 41,098.93 is: 61,645.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,699.98 : 106,044.45 = 41,098.93 : x
  2. Step 2: Convert to fraction form
    70,699.98/106,044.45 = 41,098.93/x
  3. Step 3: Cross multiply
    70,699.98x = 106,044.45 × 41,098.93
  4. Step 4: Simplify right side
    70,699.98x = 4,358,313,427.44
  5. Step 5: Solve for x
    x = 4,358,313,427.44/70,699.98
  6. Step 6: Final answer
    x = 61,645.19

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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.