Home / 60,332.10-90,511.16-18,208.66

Finding the Fourth Proportional to 60,332.10, 90,511.16 and 18,208.66

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Solution

The fourth proportional to 60,332.10, 90,511.16 and 18,208.66 is: 27,316.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,332.10 : 90,511.16 = 18,208.66 : x
  2. Step 2: Convert to fraction form
    60,332.10/90,511.16 = 18,208.66/x
  3. Step 3: Cross multiply
    60,332.10x = 90,511.16 × 18,208.66
  4. Step 4: Simplify right side
    60,332.10x = 1,648,086,395.05
  5. Step 5: Solve for x
    x = 1,648,086,395.05/60,332.10
  6. Step 6: Final answer
    x = 27,316.91

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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.