Home / 152,214.76-210,066.92-84,234.60

Finding the Fourth Proportional to 152,214.76, 210,066.92 and 84,234.60

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Solution

The fourth proportional to 152,214.76, 210,066.92 and 84,234.60 is: 116,249.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,214.76 : 210,066.92 = 84,234.60 : x
  2. Step 2: Convert to fraction form
    152,214.76/210,066.92 = 84,234.60/x
  3. Step 3: Cross multiply
    152,214.76x = 210,066.92 × 84,234.60
  4. Step 4: Simplify right side
    152,214.76x = 17,694,902,874.14
  5. Step 5: Solve for x
    x = 17,694,902,874.14/152,214.76
  6. Step 6: Final answer
    x = 116,249.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.