Home / 140,320.20-210,998.70-117,510.60

Finding the Fourth Proportional to 140,320.20, 210,998.70 and 117,510.60

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Solution

The fourth proportional to 140,320.20, 210,998.70 and 117,510.60 is: 176,700.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,320.20 : 210,998.70 = 117,510.60 : x
  2. Step 2: Convert to fraction form
    140,320.20/210,998.70 = 117,510.60/x
  3. Step 3: Cross multiply
    140,320.20x = 210,998.70 × 117,510.60
  4. Step 4: Simplify right side
    140,320.20x = 24,794,583,836.22
  5. Step 5: Solve for x
    x = 24,794,583,836.22/140,320.20
  6. Step 6: Final answer
    x = 176,700.03

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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.