Home / 65,112.04-97,671.48-18,368.56

Finding the Fourth Proportional to 65,112.04, 97,671.48 and 18,368.56

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Solution

The fourth proportional to 65,112.04, 97,671.48 and 18,368.56 is: 27,553.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,112.04 : 97,671.48 = 18,368.56 : x
  2. Step 2: Convert to fraction form
    65,112.04/97,671.48 = 18,368.56/x
  3. Step 3: Cross multiply
    65,112.04x = 97,671.48 × 18,368.56
  4. Step 4: Simplify right side
    65,112.04x = 1,794,084,440.67
  5. Step 5: Solve for x
    x = 1,794,084,440.67/65,112.04
  6. Step 6: Final answer
    x = 27,553.80

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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.