Home / 61,022.09-84,211.65-34,164.59

Finding the Fourth Proportional to 61,022.09, 84,211.65 and 34,164.59

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Solution

The fourth proportional to 61,022.09, 84,211.65 and 34,164.59 is: 47,147.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,022.09 : 84,211.65 = 34,164.59 : x
  2. Step 2: Convert to fraction form
    61,022.09/84,211.65 = 34,164.59/x
  3. Step 3: Cross multiply
    61,022.09x = 84,211.65 × 34,164.59
  4. Step 4: Simplify right side
    61,022.09x = 2,877,056,074.42
  5. Step 5: Solve for x
    x = 2,877,056,074.42/61,022.09
  6. Step 6: Final answer
    x = 47,147.78

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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.