Home / 61,284.54-84,568.12-34,431.52

Finding the Fourth Proportional to 61,284.54, 84,568.12 and 34,431.52

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Solution

The fourth proportional to 61,284.54, 84,568.12 and 34,431.52 is: 47,512.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,284.54 : 84,568.12 = 34,431.52 : x
  2. Step 2: Convert to fraction form
    61,284.54/84,568.12 = 34,431.52/x
  3. Step 3: Cross multiply
    61,284.54x = 84,568.12 × 34,431.52
  4. Step 4: Simplify right side
    61,284.54x = 2,911,808,742.98
  5. Step 5: Solve for x
    x = 2,911,808,742.98/61,284.54
  6. Step 6: Final answer
    x = 47,512.95

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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.