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Finding the Fourth Proportional to 55,905.92, 77,152.07 and 32,037.20

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Solution

The fourth proportional to 55,905.92, 77,152.07 and 32,037.20 is: 44,212.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,905.92 : 77,152.07 = 32,037.20 : x
  2. Step 2: Convert to fraction form
    55,905.92/77,152.07 = 32,037.20/x
  3. Step 3: Cross multiply
    55,905.92x = 77,152.07 × 32,037.20
  4. Step 4: Simplify right side
    55,905.92x = 2,471,735,751.06
  5. Step 5: Solve for x
    x = 2,471,735,751.06/55,905.92
  6. Step 6: Final answer
    x = 44,212.42

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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.