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Finding the Fourth Proportional to 58,393.13, 80,582.61 and 33,242.63

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Solution

The fourth proportional to 58,393.13, 80,582.61 and 33,242.63 is: 45,874.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,393.13 : 80,582.61 = 33,242.63 : x
  2. Step 2: Convert to fraction form
    58,393.13/80,582.61 = 33,242.63/x
  3. Step 3: Cross multiply
    58,393.13x = 80,582.61 × 33,242.63
  4. Step 4: Simplify right side
    58,393.13x = 2,678,777,888.66
  5. Step 5: Solve for x
    x = 2,678,777,888.66/58,393.13
  6. Step 6: Final answer
    x = 45,874.88

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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.