Home / 67,045.55-100,545.77-27,054.18

Finding the Fourth Proportional to 67,045.55, 100,545.77 and 27,054.18

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Solution

The fourth proportional to 67,045.55, 100,545.77 and 27,054.18 is: 40,572.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,045.55 : 100,545.77 = 27,054.18 : x
  2. Step 2: Convert to fraction form
    67,045.55/100,545.77 = 27,054.18/x
  3. Step 3: Cross multiply
    67,045.55x = 100,545.77 × 27,054.18
  4. Step 4: Simplify right side
    67,045.55x = 2,720,183,224.55
  5. Step 5: Solve for x
    x = 2,720,183,224.55/67,045.55
  6. Step 6: Final answer
    x = 40,572.17

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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.