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Finding the Fourth Proportional to 65,368.70, 98,094.51 and 27,929.05

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Solution

The fourth proportional to 65,368.70, 98,094.51 and 27,929.05 is: 41,911.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,368.70 : 98,094.51 = 27,929.05 : x
  2. Step 2: Convert to fraction form
    65,368.70/98,094.51 = 27,929.05/x
  3. Step 3: Cross multiply
    65,368.70x = 98,094.51 × 27,929.05
  4. Step 4: Simplify right side
    65,368.70x = 2,739,686,474.52
  5. Step 5: Solve for x
    x = 2,739,686,474.52/65,368.70
  6. Step 6: Final answer
    x = 41,911.29

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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.