Home / 215,604.52-297,521.28-120,094.18

Finding the Fourth Proportional to 215,604.52, 297,521.28 and 120,094.18

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Solution

The fourth proportional to 215,604.52, 297,521.28 and 120,094.18 is: 165,722.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,604.52 : 297,521.28 = 120,094.18 : x
  2. Step 2: Convert to fraction form
    215,604.52/297,521.28 = 120,094.18/x
  3. Step 3: Cross multiply
    215,604.52x = 297,521.28 × 120,094.18
  4. Step 4: Simplify right side
    215,604.52x = 35,730,574,154.15
  5. Step 5: Solve for x
    x = 35,730,574,154.15/215,604.52
  6. Step 6: Final answer
    x = 165,722.75

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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.