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Finding the Fourth Proportional to 73,799.48, 101,814.06 and 45,455.96

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Solution

The fourth proportional to 73,799.48, 101,814.06 and 45,455.96 is: 62,711.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,799.48 : 101,814.06 = 45,455.96 : x
  2. Step 2: Convert to fraction form
    73,799.48/101,814.06 = 45,455.96/x
  3. Step 3: Cross multiply
    73,799.48x = 101,814.06 × 45,455.96
  4. Step 4: Simplify right side
    73,799.48x = 4,628,055,838.80
  5. Step 5: Solve for x
    x = 4,628,055,838.80/73,799.48
  6. Step 6: Final answer
    x = 62,711.23

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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.