Home / 246,689.12-340,431.02-133,511.87

Finding the Fourth Proportional to 246,689.12, 340,431.02 and 133,511.87

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Solution

The fourth proportional to 246,689.12, 340,431.02 and 133,511.87 is: 184,246.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,689.12 : 340,431.02 = 133,511.87 : x
  2. Step 2: Convert to fraction form
    246,689.12/340,431.02 = 133,511.87/x
  3. Step 3: Cross multiply
    246,689.12x = 340,431.02 × 133,511.87
  4. Step 4: Simplify right side
    246,689.12x = 45,451,579,716.49
  5. Step 5: Solve for x
    x = 45,451,579,716.49/246,689.12
  6. Step 6: Final answer
    x = 184,246.39

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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.