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Finding the Fourth Proportional to 61,035.84, 84,230.82 and 43,162.92

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Solution

The fourth proportional to 61,035.84, 84,230.82 and 43,162.92 is: 59,565.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,035.84 : 84,230.82 = 43,162.92 : x
  2. Step 2: Convert to fraction form
    61,035.84/84,230.82 = 43,162.92/x
  3. Step 3: Cross multiply
    61,035.84x = 84,230.82 × 43,162.92
  4. Step 4: Simplify right side
    61,035.84x = 3,635,648,145.19
  5. Step 5: Solve for x
    x = 3,635,648,145.19/61,035.84
  6. Step 6: Final answer
    x = 59,565.79

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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.