Home / 61,289.37-84,586.17-37,103.66

Finding the Fourth Proportional to 61,289.37, 84,586.17 and 37,103.66

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Solution

The fourth proportional to 61,289.37, 84,586.17 and 37,103.66 is: 51,207.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,289.37 : 84,586.17 = 37,103.66 : x
  2. Step 2: Convert to fraction form
    61,289.37/84,586.17 = 37,103.66/x
  3. Step 3: Cross multiply
    61,289.37x = 84,586.17 × 37,103.66
  4. Step 4: Simplify right side
    61,289.37x = 3,138,456,162.21
  5. Step 5: Solve for x
    x = 3,138,456,162.21/61,289.37
  6. Step 6: Final answer
    x = 51,207.19

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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.