Home / 276,902.07-382,125.03-149,577.69

Finding the Fourth Proportional to 276,902.07, 382,125.03 and 149,577.69

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Solution

The fourth proportional to 276,902.07, 382,125.03 and 149,577.69 is: 206,417.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,902.07 : 382,125.03 = 149,577.69 : x
  2. Step 2: Convert to fraction form
    276,902.07/382,125.03 = 149,577.69/x
  3. Step 3: Cross multiply
    276,902.07x = 382,125.03 × 149,577.69
  4. Step 4: Simplify right side
    276,902.07x = 57,157,379,278.58
  5. Step 5: Solve for x
    x = 57,157,379,278.58/276,902.07
  6. Step 6: Final answer
    x = 206,417.31

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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.