Home / 222,956.47-307,680.15-127,465.23

Finding the Fourth Proportional to 222,956.47, 307,680.15 and 127,465.23

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Solution

The fourth proportional to 222,956.47, 307,680.15 and 127,465.23 is: 175,902.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,956.47 : 307,680.15 = 127,465.23 : x
  2. Step 2: Convert to fraction form
    222,956.47/307,680.15 = 127,465.23/x
  3. Step 3: Cross multiply
    222,956.47x = 307,680.15 × 127,465.23
  4. Step 4: Simplify right side
    222,956.47x = 39,218,521,086.18
  5. Step 5: Solve for x
    x = 39,218,521,086.18/222,956.47
  6. Step 6: Final answer
    x = 175,902.14

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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.