Home / 72,110.02-99,511.22-41,913.02

Finding the Fourth Proportional to 72,110.02, 99,511.22 and 41,913.02

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Solution

The fourth proportional to 72,110.02, 99,511.22 and 41,913.02 is: 57,839.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,110.02 : 99,511.22 = 41,913.02 : x
  2. Step 2: Convert to fraction form
    72,110.02/99,511.22 = 41,913.02/x
  3. Step 3: Cross multiply
    72,110.02x = 99,511.22 × 41,913.02
  4. Step 4: Simplify right side
    72,110.02x = 4,170,815,754.08
  5. Step 5: Solve for x
    x = 4,170,815,754.08/72,110.02
  6. Step 6: Final answer
    x = 57,839.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.