Home / 61,181.52-84,431.08-34,324.60

Finding the Fourth Proportional to 61,181.52, 84,431.08 and 34,324.60

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Solution

The fourth proportional to 61,181.52, 84,431.08 and 34,324.60 is: 47,368.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,181.52 : 84,431.08 = 34,324.60 : x
  2. Step 2: Convert to fraction form
    61,181.52/84,431.08 = 34,324.60/x
  3. Step 3: Cross multiply
    61,181.52x = 84,431.08 × 34,324.60
  4. Step 4: Simplify right side
    61,181.52x = 2,898,063,048.57
  5. Step 5: Solve for x
    x = 2,898,063,048.57/61,181.52
  6. Step 6: Final answer
    x = 47,368.27

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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.