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Finding the Fourth Proportional to 99,466.93, 137,326.38 and 69,241.24

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Solution

The fourth proportional to 99,466.93, 137,326.38 and 69,241.24 is: 95,596.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,466.93 : 137,326.38 = 69,241.24 : x
  2. Step 2: Convert to fraction form
    99,466.93/137,326.38 = 69,241.24/x
  3. Step 3: Cross multiply
    99,466.93x = 137,326.38 × 69,241.24
  4. Step 4: Simplify right side
    99,466.93x = 9,508,648,835.91
  5. Step 5: Solve for x
    x = 9,508,648,835.91/99,466.93
  6. Step 6: Final answer
    x = 95,596.08

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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.