Home / 154,853.22-213,711.57-94,427.22

Finding the Fourth Proportional to 154,853.22, 213,711.57 and 94,427.22

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Solution

The fourth proportional to 154,853.22, 213,711.57 and 94,427.22 is: 130,318.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,853.22 : 213,711.57 = 94,427.22 : x
  2. Step 2: Convert to fraction form
    154,853.22/213,711.57 = 94,427.22/x
  3. Step 3: Cross multiply
    154,853.22x = 213,711.57 × 94,427.22
  4. Step 4: Simplify right side
    154,853.22x = 20,180,189,436.94
  5. Step 5: Solve for x
    x = 20,180,189,436.94/154,853.22
  6. Step 6: Final answer
    x = 130,318.18

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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.