Home / 102,069.54-153,199.08-52,185.29

Finding the Fourth Proportional to 102,069.54, 153,199.08 and 52,185.29

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Solution

The fourth proportional to 102,069.54, 153,199.08 and 52,185.29 is: 78,326.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,069.54 : 153,199.08 = 52,185.29 : x
  2. Step 2: Convert to fraction form
    102,069.54/153,199.08 = 52,185.29/x
  3. Step 3: Cross multiply
    102,069.54x = 153,199.08 × 52,185.29
  4. Step 4: Simplify right side
    102,069.54x = 7,994,737,651.54
  5. Step 5: Solve for x
    x = 7,994,737,651.54/102,069.54
  6. Step 6: Final answer
    x = 78,326.38

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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.