Home / 134,137.15-201,236.84-39,363.50

Finding the Fourth Proportional to 134,137.15, 201,236.84 and 39,363.50

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Solution

The fourth proportional to 134,137.15, 201,236.84 and 39,363.50 is: 59,054.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,137.15 : 201,236.84 = 39,363.50 : x
  2. Step 2: Convert to fraction form
    134,137.15/201,236.84 = 39,363.50/x
  3. Step 3: Cross multiply
    134,137.15x = 201,236.84 × 39,363.50
  4. Step 4: Simplify right side
    134,137.15x = 7,921,386,351.34
  5. Step 5: Solve for x
    x = 7,921,386,351.34/134,137.15
  6. Step 6: Final answer
    x = 59,054.38

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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.