Home / 222,925.60-307,637.31-127,434.43

Finding the Fourth Proportional to 222,925.60, 307,637.31 and 127,434.43

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Solution

The fourth proportional to 222,925.60, 307,637.31 and 127,434.43 is: 175,859.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,925.60 : 307,637.31 = 127,434.43 : x
  2. Step 2: Convert to fraction form
    222,925.60/307,637.31 = 127,434.43/x
  3. Step 3: Cross multiply
    222,925.60x = 307,637.31 × 127,434.43
  4. Step 4: Simplify right side
    222,925.60x = 39,203,585,246.58
  5. Step 5: Solve for x
    x = 39,203,585,246.58/222,925.60
  6. Step 6: Final answer
    x = 175,859.50

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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.