Home / 86,347.24-119,126.41-52,343.32

Finding the Fourth Proportional to 86,347.24, 119,126.41 and 52,343.32

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Solution

The fourth proportional to 86,347.24, 119,126.41 and 52,343.32 is: 72,213.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,347.24 : 119,126.41 = 52,343.32 : x
  2. Step 2: Convert to fraction form
    86,347.24/119,126.41 = 52,343.32/x
  3. Step 3: Cross multiply
    86,347.24x = 119,126.41 × 52,343.32
  4. Step 4: Simplify right side
    86,347.24x = 6,235,471,799.08
  5. Step 5: Solve for x
    x = 6,235,471,799.08/86,347.24
  6. Step 6: Final answer
    x = 72,213.91

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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.