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Finding the Fourth Proportional to 61,449.04, 84,789.54 and 35,598.39

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Solution

The fourth proportional to 61,449.04, 84,789.54 and 35,598.39 is: 49,119.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,449.04 : 84,789.54 = 35,598.39 : x
  2. Step 2: Convert to fraction form
    61,449.04/84,789.54 = 35,598.39/x
  3. Step 3: Cross multiply
    61,449.04x = 84,789.54 × 35,598.39
  4. Step 4: Simplify right side
    61,449.04x = 3,018,371,112.84
  5. Step 5: Solve for x
    x = 3,018,371,112.84/61,449.04
  6. Step 6: Final answer
    x = 49,119.91

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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.