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Finding the Fourth Proportional to 192,041.18, 288,062.04 and 51,799.94

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Solution

The fourth proportional to 192,041.18, 288,062.04 and 51,799.94 is: 77,699.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,041.18 : 288,062.04 = 51,799.94 : x
  2. Step 2: Convert to fraction form
    192,041.18/288,062.04 = 51,799.94/x
  3. Step 3: Cross multiply
    192,041.18x = 288,062.04 × 51,799.94
  4. Step 4: Simplify right side
    192,041.18x = 14,921,596,388.28
  5. Step 5: Solve for x
    x = 14,921,596,388.28/192,041.18
  6. Step 6: Final answer
    x = 77,699.98

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1.5x scale

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.