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Finding the Fourth Proportional to 97,758.04, 134,905.62 and 53,046.04

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Solution

The fourth proportional to 97,758.04, 134,905.62 and 53,046.04 is: 73,203.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,758.04 : 134,905.62 = 53,046.04 : x
  2. Step 2: Convert to fraction form
    97,758.04/134,905.62 = 53,046.04/x
  3. Step 3: Cross multiply
    97,758.04x = 134,905.62 × 53,046.04
  4. Step 4: Simplify right side
    97,758.04x = 7,156,208,914.74
  5. Step 5: Solve for x
    x = 7,156,208,914.74/97,758.04
  6. Step 6: Final answer
    x = 73,203.28

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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.