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Finding the Fourth Proportional to 192,475.51, 288,751.64 and 59,349.98

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Solution

The fourth proportional to 192,475.51, 288,751.64 and 59,349.98 is: 89,036.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,475.51 : 288,751.64 = 59,349.98 : x
  2. Step 2: Convert to fraction form
    192,475.51/288,751.64 = 59,349.98/x
  3. Step 3: Cross multiply
    192,475.51x = 288,751.64 × 59,349.98
  4. Step 4: Simplify right side
    192,475.51x = 17,137,404,484.10
  5. Step 5: Solve for x
    x = 17,137,404,484.10/192,475.51
  6. Step 6: Final answer
    x = 89,036.81

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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.