Home / 72,284.03-108,490.85-60,511.49

Finding the Fourth Proportional to 72,284.03, 108,490.85 and 60,511.49

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Solution

The fourth proportional to 72,284.03, 108,490.85 and 60,511.49 is: 90,821.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,284.03 : 108,490.85 = 60,511.49 : x
  2. Step 2: Convert to fraction form
    72,284.03/108,490.85 = 60,511.49/x
  3. Step 3: Cross multiply
    72,284.03x = 108,490.85 × 60,511.49
  4. Step 4: Simplify right side
    72,284.03x = 6,564,942,682.31
  5. Step 5: Solve for x
    x = 6,564,942,682.31/72,284.03
  6. Step 6: Final answer
    x = 90,821.48

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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.