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Finding the Fourth Proportional to 108,393.42, 149,590.49 and 62,466.42

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Solution

The fourth proportional to 108,393.42, 149,590.49 and 62,466.42 is: 86,208.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,393.42 : 149,590.49 = 62,466.42 : x
  2. Step 2: Convert to fraction form
    108,393.42/149,590.49 = 62,466.42/x
  3. Step 3: Cross multiply
    108,393.42x = 149,590.49 × 62,466.42
  4. Step 4: Simplify right side
    108,393.42x = 9,344,382,376.35
  5. Step 5: Solve for x
    x = 9,344,382,376.35/108,393.42
  6. Step 6: Final answer
    x = 86,208.02

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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.