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Finding the Fourth Proportional to 55,803.63, 83,599.92 and 43,262.22

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Solution

The fourth proportional to 55,803.63, 83,599.92 and 43,262.22 is: 64,811.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,803.63 : 83,599.92 = 43,262.22 : x
  2. Step 2: Convert to fraction form
    55,803.63/83,599.92 = 43,262.22/x
  3. Step 3: Cross multiply
    55,803.63x = 83,599.92 × 43,262.22
  4. Step 4: Simplify right side
    55,803.63x = 3,616,718,131.02
  5. Step 5: Solve for x
    x = 3,616,718,131.02/55,803.63
  6. Step 6: Final answer
    x = 64,811.52

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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.