Home / 67,224.90-100,837.35-66,188.10

Finding the Fourth Proportional to 67,224.90, 100,837.35 and 66,188.10

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Solution

The fourth proportional to 67,224.90, 100,837.35 and 66,188.10 is: 99,282.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,224.90 : 100,837.35 = 66,188.10 : x
  2. Step 2: Convert to fraction form
    67,224.90/100,837.35 = 66,188.10/x
  3. Step 3: Cross multiply
    67,224.90x = 100,837.35 × 66,188.10
  4. Step 4: Simplify right side
    67,224.90x = 6,674,232,605.54
  5. Step 5: Solve for x
    x = 6,674,232,605.54/67,224.90
  6. Step 6: Final answer
    x = 99,282.15

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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.