Home / 61,854.12-85,358.58-33,559.80

Finding the Fourth Proportional to 61,854.12, 85,358.58 and 33,559.80

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Solution

The fourth proportional to 61,854.12, 85,358.58 and 33,559.80 is: 46,312.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,854.12 : 85,358.58 = 33,559.80 : x
  2. Step 2: Convert to fraction form
    61,854.12/85,358.58 = 33,559.80/x
  3. Step 3: Cross multiply
    61,854.12x = 85,358.58 × 33,559.80
  4. Step 4: Simplify right side
    61,854.12x = 2,864,616,873.08
  5. Step 5: Solve for x
    x = 2,864,616,873.08/61,854.12
  6. Step 6: Final answer
    x = 46,312.47

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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.