Home / 250,768.80-346,061.36-137,592.36

Finding the Fourth Proportional to 250,768.80, 346,061.36 and 137,592.36

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Solution

The fourth proportional to 250,768.80, 346,061.36 and 137,592.36 is: 189,877.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,768.80 : 346,061.36 = 137,592.36 : x
  2. Step 2: Convert to fraction form
    250,768.80/346,061.36 = 137,592.36/x
  3. Step 3: Cross multiply
    250,768.80x = 346,061.36 × 137,592.36
  4. Step 4: Simplify right side
    250,768.80x = 47,615,399,227.21
  5. Step 5: Solve for x
    x = 47,615,399,227.21/250,768.80
  6. Step 6: Final answer
    x = 189,877.69

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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.