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Finding the Fourth Proportional to 58,393.36, 80,582.94 and 33,242.86

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Solution

The fourth proportional to 58,393.36, 80,582.94 and 33,242.86 is: 45,875.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,393.36 : 80,582.94 = 33,242.86 : x
  2. Step 2: Convert to fraction form
    58,393.36/80,582.94 = 33,242.86/x
  3. Step 3: Cross multiply
    58,393.36x = 80,582.94 × 33,242.86
  4. Step 4: Simplify right side
    58,393.36x = 2,678,807,392.81
  5. Step 5: Solve for x
    x = 2,678,807,392.81/58,393.36
  6. Step 6: Final answer
    x = 45,875.21

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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.