Home / 212,270.06-292,932.64-127,387.19

Finding the Fourth Proportional to 212,270.06, 292,932.64 and 127,387.19

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Solution

The fourth proportional to 212,270.06, 292,932.64 and 127,387.19 is: 175,794.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,270.06 : 292,932.64 = 127,387.19 : x
  2. Step 2: Convert to fraction form
    212,270.06/292,932.64 = 127,387.19/x
  3. Step 3: Cross multiply
    212,270.06x = 292,932.64 × 127,387.19
  4. Step 4: Simplify right side
    212,270.06x = 37,315,865,868.88
  5. Step 5: Solve for x
    x = 37,315,865,868.88/212,270.06
  6. Step 6: Final answer
    x = 175,794.30

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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.