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Finding the Fourth Proportional to 73,903.14, 110,752.52 and 64,017.90

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Solution

The fourth proportional to 73,903.14, 110,752.52 and 64,017.90 is: 95,938.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,903.14 : 110,752.52 = 64,017.90 : x
  2. Step 2: Convert to fraction form
    73,903.14/110,752.52 = 64,017.90/x
  3. Step 3: Cross multiply
    73,903.14x = 110,752.52 × 64,017.90
  4. Step 4: Simplify right side
    73,903.14x = 7,090,143,430.02
  5. Step 5: Solve for x
    x = 7,090,143,430.02/73,903.14
  6. Step 6: Final answer
    x = 95,938.32

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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.