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Finding the Fourth Proportional to 52,304.58, 78,448.62 and 43,476.66

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Solution

The fourth proportional to 52,304.58, 78,448.62 and 43,476.66 is: 65,208.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,304.58 : 78,448.62 = 43,476.66 : x
  2. Step 2: Convert to fraction form
    52,304.58/78,448.62 = 43,476.66/x
  3. Step 3: Cross multiply
    52,304.58x = 78,448.62 × 43,476.66
  4. Step 4: Simplify right side
    52,304.58x = 3,410,683,979.21
  5. Step 5: Solve for x
    x = 3,410,683,979.21/52,304.58
  6. Step 6: Final answer
    x = 65,208.13

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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.