Home / 213,067.32-293,927.58-139,436.16

Finding the Fourth Proportional to 213,067.32, 293,927.58 and 139,436.16

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Solution

The fourth proportional to 213,067.32, 293,927.58 and 139,436.16 is: 192,352.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,067.32 : 293,927.58 = 139,436.16 : x
  2. Step 2: Convert to fraction form
    213,067.32/293,927.58 = 139,436.16/x
  3. Step 3: Cross multiply
    213,067.32x = 293,927.58 × 139,436.16
  4. Step 4: Simplify right side
    213,067.32x = 40,984,133,073.29
  5. Step 5: Solve for x
    x = 40,984,133,073.29/213,067.32
  6. Step 6: Final answer
    x = 192,352.98

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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.