Home / 246,065.19-339,557.42-138,641.58

Finding the Fourth Proportional to 246,065.19, 339,557.42 and 138,641.58

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Solution

The fourth proportional to 246,065.19, 339,557.42 and 138,641.58 is: 191,318.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,065.19 : 339,557.42 = 138,641.58 : x
  2. Step 2: Convert to fraction form
    246,065.19/339,557.42 = 138,641.58/x
  3. Step 3: Cross multiply
    246,065.19x = 339,557.42 × 138,641.58
  4. Step 4: Simplify right side
    246,065.19x = 47,076,776,282.79
  5. Step 5: Solve for x
    x = 47,076,776,282.79/246,065.19
  6. Step 6: Final answer
    x = 191,318.31

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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.