Home / 79,841.32-110,066.58-62,816.09

Finding the Fourth Proportional to 79,841.32, 110,066.58 and 62,816.09

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Solution

The fourth proportional to 79,841.32, 110,066.58 and 62,816.09 is: 86,596.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,841.32 : 110,066.58 = 62,816.09 : x
  2. Step 2: Convert to fraction form
    79,841.32/110,066.58 = 62,816.09/x
  3. Step 3: Cross multiply
    79,841.32x = 110,066.58 × 62,816.09
  4. Step 4: Simplify right side
    79,841.32x = 6,913,951,644.94
  5. Step 5: Solve for x
    x = 6,913,951,644.94/79,841.32
  6. Step 6: Final answer
    x = 86,596.16

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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.