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Finding the Fourth Proportional to 58,669.39, 80,956.02 and 33,179.23

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Solution

The fourth proportional to 58,669.39, 80,956.02 and 33,179.23 is: 45,782.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,669.39 : 80,956.02 = 33,179.23 : x
  2. Step 2: Convert to fraction form
    58,669.39/80,956.02 = 33,179.23/x
  3. Step 3: Cross multiply
    58,669.39x = 80,956.02 × 33,179.23
  4. Step 4: Simplify right side
    58,669.39x = 2,686,058,407.46
  5. Step 5: Solve for x
    x = 2,686,058,407.46/58,669.39
  6. Step 6: Final answer
    x = 45,782.96

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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.