Home / 70,066.41-105,115.46-23,321.13

Finding the Fourth Proportional to 70,066.41, 105,115.46 and 23,321.13

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Solution

The fourth proportional to 70,066.41, 105,115.46 and 23,321.13 is: 34,986.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,066.41 : 105,115.46 = 23,321.13 : x
  2. Step 2: Convert to fraction form
    70,066.41/105,115.46 = 23,321.13/x
  3. Step 3: Cross multiply
    70,066.41x = 105,115.46 × 23,321.13
  4. Step 4: Simplify right side
    70,066.41x = 2,451,411,191.06
  5. Step 5: Solve for x
    x = 2,451,411,191.06/70,066.41
  6. Step 6: Final answer
    x = 34,986.97

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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.