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Finding the Fourth Proportional to 58,079.01, 87,171.98 and 35,935.64

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Solution

The fourth proportional to 58,079.01, 87,171.98 and 35,935.64 is: 53,936.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,079.01 : 87,171.98 = 35,935.64 : x
  2. Step 2: Convert to fraction form
    58,079.01/87,171.98 = 35,935.64/x
  3. Step 3: Cross multiply
    58,079.01x = 87,171.98 × 35,935.64
  4. Step 4: Simplify right side
    58,079.01x = 3,132,580,275.83
  5. Step 5: Solve for x
    x = 3,132,580,275.83/58,079.01
  6. Step 6: Final answer
    x = 53,936.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.