Home / 140,066.70-210,068.02-40,226.10

Finding the Fourth Proportional to 140,066.70, 210,068.02 and 40,226.10

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Solution

The fourth proportional to 140,066.70, 210,068.02 and 40,226.10 is: 60,329.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,066.70 : 210,068.02 = 40,226.10 : x
  2. Step 2: Convert to fraction form
    140,066.70/210,068.02 = 40,226.10/x
  3. Step 3: Cross multiply
    140,066.70x = 210,068.02 × 40,226.10
  4. Step 4: Simplify right side
    140,066.70x = 8,450,217,179.32
  5. Step 5: Solve for x
    x = 8,450,217,179.32/140,066.70
  6. Step 6: Final answer
    x = 60,329.95

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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.