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Finding the Fourth Proportional to 73,360.70, 101,238.81 and 42,733.00

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Solution

The fourth proportional to 73,360.70, 101,238.81 and 42,733.00 is: 58,972.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,360.70 : 101,238.81 = 42,733.00 : x
  2. Step 2: Convert to fraction form
    73,360.70/101,238.81 = 42,733.00/x
  3. Step 3: Cross multiply
    73,360.70x = 101,238.81 × 42,733.00
  4. Step 4: Simplify right side
    73,360.70x = 4,326,238,500.79
  5. Step 5: Solve for x
    x = 4,326,238,500.79/73,360.70
  6. Step 6: Final answer
    x = 58,972.16

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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.