Home / 86,748.74-119,714.20-50,939.18

Finding the Fourth Proportional to 86,748.74, 119,714.20 and 50,939.18

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Solution

The fourth proportional to 86,748.74, 119,714.20 and 50,939.18 is: 70,296.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,748.74 : 119,714.20 = 50,939.18 : x
  2. Step 2: Convert to fraction form
    86,748.74/119,714.20 = 50,939.18/x
  3. Step 3: Cross multiply
    86,748.74x = 119,714.20 × 50,939.18
  4. Step 4: Simplify right side
    86,748.74x = 6,098,143,182.36
  5. Step 5: Solve for x
    x = 6,098,143,182.36/86,748.74
  6. Step 6: Final answer
    x = 70,296.62

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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.