Home / 86,588.38-119,447.94-52,587.82

Finding the Fourth Proportional to 86,588.38, 119,447.94 and 52,587.82

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Solution

The fourth proportional to 86,588.38, 119,447.94 and 52,587.82 is: 72,544.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,588.38 : 119,447.94 = 52,587.82 : x
  2. Step 2: Convert to fraction form
    86,588.38/119,447.94 = 52,587.82/x
  3. Step 3: Cross multiply
    86,588.38x = 119,447.94 × 52,587.82
  4. Step 4: Simplify right side
    86,588.38x = 6,281,506,768.09
  5. Step 5: Solve for x
    x = 6,281,506,768.09/86,588.38
  6. Step 6: Final answer
    x = 72,544.45

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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.