Home / 61,149.02-84,385.58-35,656.43

Finding the Fourth Proportional to 61,149.02, 84,385.58 and 35,656.43

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Solution

The fourth proportional to 61,149.02, 84,385.58 and 35,656.43 is: 49,205.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,149.02 : 84,385.58 = 35,656.43 : x
  2. Step 2: Convert to fraction form
    61,149.02/84,385.58 = 35,656.43/x
  3. Step 3: Cross multiply
    61,149.02x = 84,385.58 × 35,656.43
  4. Step 4: Simplify right side
    61,149.02x = 3,008,887,926.07
  5. Step 5: Solve for x
    x = 3,008,887,926.07/61,149.02
  6. Step 6: Final answer
    x = 49,205.83

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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.