Home / 140,256.20-210,902.70-117,446.60

Finding the Fourth Proportional to 140,256.20, 210,902.70 and 117,446.60

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Solution

The fourth proportional to 140,256.20, 210,902.70 and 117,446.60 is: 176,603.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,256.20 : 210,902.70 = 117,446.60 : x
  2. Step 2: Convert to fraction form
    140,256.20/210,902.70 = 117,446.60/x
  3. Step 3: Cross multiply
    140,256.20x = 210,902.70 × 117,446.60
  4. Step 4: Simplify right side
    140,256.20x = 24,769,805,045.82
  5. Step 5: Solve for x
    x = 24,769,805,045.82/140,256.20
  6. Step 6: Final answer
    x = 176,603.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.