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Finding the Fourth Proportional to 61,513.10, 91,932.58 and 44,908.10

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Solution

The fourth proportional to 61,513.10, 91,932.58 and 44,908.10 is: 67,116.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,513.10 : 91,932.58 = 44,908.10 : x
  2. Step 2: Convert to fraction form
    61,513.10/91,932.58 = 44,908.10/x
  3. Step 3: Cross multiply
    61,513.10x = 91,932.58 × 44,908.10
  4. Step 4: Simplify right side
    61,513.10x = 4,128,517,495.90
  5. Step 5: Solve for x
    x = 4,128,517,495.90/61,513.10
  6. Step 6: Final answer
    x = 67,116.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.