Home / 246,538.72-340,204.08-139,134.88

Finding the Fourth Proportional to 246,538.72, 340,204.08 and 139,134.88

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Solution

The fourth proportional to 246,538.72, 340,204.08 and 139,134.88 is: 191,995.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,538.72 : 340,204.08 = 139,134.88 : x
  2. Step 2: Convert to fraction form
    246,538.72/340,204.08 = 139,134.88/x
  3. Step 3: Cross multiply
    246,538.72x = 340,204.08 × 139,134.88
  4. Step 4: Simplify right side
    246,538.72x = 47,334,253,846.31
  5. Step 5: Solve for x
    x = 47,334,253,846.31/246,538.72
  6. Step 6: Final answer
    x = 191,995.21

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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.