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Finding the Fourth Proportional to 58,497.61, 80,726.71 and 33,009.37

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Solution

The fourth proportional to 58,497.61, 80,726.71 and 33,009.37 is: 45,552.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,497.61 : 80,726.71 = 33,009.37 : x
  2. Step 2: Convert to fraction form
    58,497.61/80,726.71 = 33,009.37/x
  3. Step 3: Cross multiply
    58,497.61x = 80,726.71 × 33,009.37
  4. Step 4: Simplify right side
    58,497.61x = 2,664,738,123.61
  5. Step 5: Solve for x
    x = 2,664,738,123.61/58,497.61
  6. Step 6: Final answer
    x = 45,552.94

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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.