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Finding the Fourth Proportional to 101,068.32, 151,571.66 and 41,890.08

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Solution

The fourth proportional to 101,068.32, 151,571.66 and 41,890.08 is: 62,822.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,068.32 : 151,571.66 = 41,890.08 : x
  2. Step 2: Convert to fraction form
    101,068.32/151,571.66 = 41,890.08/x
  3. Step 3: Cross multiply
    101,068.32x = 151,571.66 × 41,890.08
  4. Step 4: Simplify right side
    101,068.32x = 6,349,348,963.13
  5. Step 5: Solve for x
    x = 6,349,348,963.13/101,068.32
  6. Step 6: Final answer
    x = 62,822.35

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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.