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Finding the Fourth Proportional to 61,690.02, 92,535.03 and 35,411.46

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Solution

The fourth proportional to 61,690.02, 92,535.03 and 35,411.46 is: 53,117.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,690.02 : 92,535.03 = 35,411.46 : x
  2. Step 2: Convert to fraction form
    61,690.02/92,535.03 = 35,411.46/x
  3. Step 3: Cross multiply
    61,690.02x = 92,535.03 × 35,411.46
  4. Step 4: Simplify right side
    61,690.02x = 3,276,800,513.44
  5. Step 5: Solve for x
    x = 3,276,800,513.44/61,690.02
  6. Step 6: Final answer
    x = 53,117.19

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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.