Home / 154,591.34-213,343.72-94,152.26

Finding the Fourth Proportional to 154,591.34, 213,343.72 and 94,152.26

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Solution

The fourth proportional to 154,591.34, 213,343.72 and 94,152.26 is: 129,934.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,591.34 : 213,343.72 = 94,152.26 : x
  2. Step 2: Convert to fraction form
    154,591.34/213,343.72 = 94,152.26/x
  3. Step 3: Cross multiply
    154,591.34x = 213,343.72 × 94,152.26
  4. Step 4: Simplify right side
    154,591.34x = 20,086,793,394.81
  5. Step 5: Solve for x
    x = 20,086,793,394.81/154,591.34
  6. Step 6: Final answer
    x = 129,934.79

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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.