Home / 154,628.94-213,387.96-94,199.57

Finding the Fourth Proportional to 154,628.94, 213,387.96 and 94,199.57

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Solution

The fourth proportional to 154,628.94, 213,387.96 and 94,199.57 is: 129,995.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,628.94 : 213,387.96 = 94,199.57 : x
  2. Step 2: Convert to fraction form
    154,628.94/213,387.96 = 94,199.57/x
  3. Step 3: Cross multiply
    154,628.94x = 213,387.96 × 94,199.57
  4. Step 4: Simplify right side
    154,628.94x = 20,101,053,008.24
  5. Step 5: Solve for x
    x = 20,101,053,008.24/154,628.94
  6. Step 6: Final answer
    x = 129,995.41

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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.