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Finding the Fourth Proportional to 61,533.10, 84,910.53 and 36,036.01

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Solution

The fourth proportional to 61,533.10, 84,910.53 and 36,036.01 is: 49,726.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,533.10 : 84,910.53 = 36,036.01 : x
  2. Step 2: Convert to fraction form
    61,533.10/84,910.53 = 36,036.01/x
  3. Step 3: Cross multiply
    61,533.10x = 84,910.53 × 36,036.01
  4. Step 4: Simplify right side
    61,533.10x = 3,059,836,708.19
  5. Step 5: Solve for x
    x = 3,059,836,708.19/61,533.10
  6. Step 6: Final answer
    x = 49,726.68

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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.