Home / 61,108.02-84,324.51-37,230.84

Finding the Fourth Proportional to 61,108.02, 84,324.51 and 37,230.84

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Solution

The fourth proportional to 61,108.02, 84,324.51 and 37,230.84 is: 51,375.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,108.02 : 84,324.51 = 37,230.84 : x
  2. Step 2: Convert to fraction form
    61,108.02/84,324.51 = 37,230.84/x
  3. Step 3: Cross multiply
    61,108.02x = 84,324.51 × 37,230.84
  4. Step 4: Simplify right side
    61,108.02x = 3,139,472,339.89
  5. Step 5: Solve for x
    x = 3,139,472,339.89/61,108.02
  6. Step 6: Final answer
    x = 51,375.78

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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.