Home / 246,426.28-340,061.34-138,995.32

Finding the Fourth Proportional to 246,426.28, 340,061.34 and 138,995.32

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Solution

The fourth proportional to 246,426.28, 340,061.34 and 138,995.32 is: 191,809.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,426.28 : 340,061.34 = 138,995.32 : x
  2. Step 2: Convert to fraction form
    246,426.28/340,061.34 = 138,995.32/x
  3. Step 3: Cross multiply
    246,426.28x = 340,061.34 × 138,995.32
  4. Step 4: Simplify right side
    246,426.28x = 47,266,934,772.93
  5. Step 5: Solve for x
    x = 47,266,934,772.93/246,426.28
  6. Step 6: Final answer
    x = 191,809.63

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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.