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Finding the Fourth Proportional to 117,374.72, 176,058.93 and 33,140.69

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Solution

The fourth proportional to 117,374.72, 176,058.93 and 33,140.69 is: 49,710.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,374.72 : 176,058.93 = 33,140.69 : x
  2. Step 2: Convert to fraction form
    117,374.72/176,058.93 = 33,140.69/x
  3. Step 3: Cross multiply
    117,374.72x = 176,058.93 × 33,140.69
  4. Step 4: Simplify right side
    117,374.72x = 5,834,714,325.07
  5. Step 5: Solve for x
    x = 5,834,714,325.07/117,374.72
  6. Step 6: Final answer
    x = 49,710.15

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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.