Home / 140,068.69-210,164.63-73,493.15

Finding the Fourth Proportional to 140,068.69, 210,164.63 and 73,493.15

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Solution

The fourth proportional to 140,068.69, 210,164.63 and 73,493.15 is: 110,272.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,068.69 : 210,164.63 = 73,493.15 : x
  2. Step 2: Convert to fraction form
    140,068.69/210,164.63 = 73,493.15/x
  3. Step 3: Cross multiply
    140,068.69x = 210,164.63 × 73,493.15
  4. Step 4: Simplify right side
    140,068.69x = 15,445,659,850.08
  5. Step 5: Solve for x
    x = 15,445,659,850.08/140,068.69
  6. Step 6: Final answer
    x = 110,272.04

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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.