Home / 192,436.32-288,603.90-57,468.36

Finding the Fourth Proportional to 192,436.32, 288,603.90 and 57,468.36

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Solution

The fourth proportional to 192,436.32, 288,603.90 and 57,468.36 is: 86,187.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,436.32 : 288,603.90 = 57,468.36 : x
  2. Step 2: Convert to fraction form
    192,436.32/288,603.90 = 57,468.36/x
  3. Step 3: Cross multiply
    192,436.32x = 288,603.90 × 57,468.36
  4. Step 4: Simplify right side
    192,436.32x = 16,585,592,822.60
  5. Step 5: Solve for x
    x = 16,585,592,822.60/192,436.32
  6. Step 6: Final answer
    x = 86,187.44

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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.