Home / 61,244.68-84,511.12-34,390.12

Finding the Fourth Proportional to 61,244.68, 84,511.12 and 34,390.12

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Solution

The fourth proportional to 61,244.68, 84,511.12 and 34,390.12 is: 47,454.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,244.68 : 84,511.12 = 34,390.12 : x
  2. Step 2: Convert to fraction form
    61,244.68/84,511.12 = 34,390.12/x
  3. Step 3: Cross multiply
    61,244.68x = 84,511.12 × 34,390.12
  4. Step 4: Simplify right side
    61,244.68x = 2,906,347,558.13
  5. Step 5: Solve for x
    x = 2,906,347,558.13/61,244.68
  6. Step 6: Final answer
    x = 47,454.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.