Home / 246,425.28-340,059.96-138,994.32

Finding the Fourth Proportional to 246,425.28, 340,059.96 and 138,994.32

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Solution

The fourth proportional to 246,425.28, 340,059.96 and 138,994.32 is: 191,808.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,425.28 : 340,059.96 = 138,994.32 : x
  2. Step 2: Convert to fraction form
    246,425.28/340,059.96 = 138,994.32/x
  3. Step 3: Cross multiply
    246,425.28x = 340,059.96 × 138,994.32
  4. Step 4: Simplify right side
    246,425.28x = 47,266,402,899.43
  5. Step 5: Solve for x
    x = 47,266,402,899.43/246,425.28
  6. Step 6: Final answer
    x = 191,808.25

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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.