Home / 140,343.84-210,588.66-107,276.40

Finding the Fourth Proportional to 140,343.84, 210,588.66 and 107,276.40

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Solution

The fourth proportional to 140,343.84, 210,588.66 and 107,276.40 is: 160,970.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,343.84 : 210,588.66 = 107,276.40 : x
  2. Step 2: Convert to fraction form
    140,343.84/210,588.66 = 107,276.40/x
  3. Step 3: Cross multiply
    140,343.84x = 210,588.66 × 107,276.40
  4. Step 4: Simplify right side
    140,343.84x = 22,591,193,325.62
  5. Step 5: Solve for x
    x = 22,591,193,325.62/140,343.84
  6. Step 6: Final answer
    x = 160,970.32

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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.