Home / 74,896.06-112,355.61-28,152.22

Finding the Fourth Proportional to 74,896.06, 112,355.61 and 28,152.22

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Solution

The fourth proportional to 74,896.06, 112,355.61 and 28,152.22 is: 42,232.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,896.06 : 112,355.61 = 28,152.22 : x
  2. Step 2: Convert to fraction form
    74,896.06/112,355.61 = 28,152.22/x
  3. Step 3: Cross multiply
    74,896.06x = 112,355.61 × 28,152.22
  4. Step 4: Simplify right side
    74,896.06x = 3,163,059,850.95
  5. Step 5: Solve for x
    x = 3,163,059,850.95/74,896.06
  6. Step 6: Final answer
    x = 42,232.66

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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.