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Finding the Fourth Proportional to 67,482.63, 101,285.37 and 35,919.20

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Solution

The fourth proportional to 67,482.63, 101,285.37 and 35,919.20 is: 53,911.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,482.63 : 101,285.37 = 35,919.20 : x
  2. Step 2: Convert to fraction form
    67,482.63/101,285.37 = 35,919.20/x
  3. Step 3: Cross multiply
    67,482.63x = 101,285.37 × 35,919.20
  4. Step 4: Simplify right side
    67,482.63x = 3,638,088,955.68
  5. Step 5: Solve for x
    x = 3,638,088,955.68/67,482.63
  6. Step 6: Final answer
    x = 53,911.49

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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.