Home / 82,770.08-114,257.03-55,948.93

Finding the Fourth Proportional to 82,770.08, 114,257.03 and 55,948.93

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Solution

The fourth proportional to 82,770.08, 114,257.03 and 55,948.93 is: 77,232.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,770.08 : 114,257.03 = 55,948.93 : x
  2. Step 2: Convert to fraction form
    82,770.08/114,257.03 = 55,948.93/x
  3. Step 3: Cross multiply
    82,770.08x = 114,257.03 × 55,948.93
  4. Step 4: Simplify right side
    82,770.08x = 6,392,558,008.09
  5. Step 5: Solve for x
    x = 6,392,558,008.09/82,770.08
  6. Step 6: Final answer
    x = 77,232.72

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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.