Home / 61,282.10-84,564.68-34,419.35

Finding the Fourth Proportional to 61,282.10, 84,564.68 and 34,419.35

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Solution

The fourth proportional to 61,282.10, 84,564.68 and 34,419.35 is: 47,496.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,282.10 : 84,564.68 = 34,419.35 : x
  2. Step 2: Convert to fraction form
    61,282.10/84,564.68 = 34,419.35/x
  3. Step 3: Cross multiply
    61,282.10x = 84,564.68 × 34,419.35
  4. Step 4: Simplify right side
    61,282.10x = 2,910,661,357.87
  5. Step 5: Solve for x
    x = 2,910,661,357.87/61,282.10
  6. Step 6: Final answer
    x = 47,496.11

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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.