Home / 100,261.08-150,410.61-40,294.22

Finding the Fourth Proportional to 100,261.08, 150,410.61 and 40,294.22

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Solution

The fourth proportional to 100,261.08, 150,410.61 and 40,294.22 is: 60,448.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,261.08 : 150,410.61 = 40,294.22 : x
  2. Step 2: Convert to fraction form
    100,261.08/150,410.61 = 40,294.22/x
  3. Step 3: Cross multiply
    100,261.08x = 150,410.61 × 40,294.22
  4. Step 4: Simplify right side
    100,261.08x = 6,060,677,457.62
  5. Step 5: Solve for x
    x = 6,060,677,457.62/100,261.08
  6. Step 6: Final answer
    x = 60,448.95

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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.