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Finding the Fourth Proportional to 92,610, 127,801.80 and 50,168.52

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Solution

The fourth proportional to 92,610, 127,801.80 and 50,168.52 is: 69,232.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,610 : 127,801.80 = 50,168.52 : x
  2. Step 2: Convert to fraction form
    92,610/127,801.80 = 50,168.52/x
  3. Step 3: Cross multiply
    92,610x = 127,801.80 × 50,168.52
  4. Step 4: Simplify right side
    92,610x = 6,411,627,159.34
  5. Step 5: Solve for x
    x = 6,411,627,159.34/92,610
  6. Step 6: Final answer
    x = 69,232.56

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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.