Home / 139,285.45-208,808.27-59,250.14

Finding the Fourth Proportional to 139,285.45, 208,808.27 and 59,250.14

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Solution

The fourth proportional to 139,285.45, 208,808.27 and 59,250.14 is: 88,824.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,285.45 : 208,808.27 = 59,250.14 : x
  2. Step 2: Convert to fraction form
    139,285.45/208,808.27 = 59,250.14/x
  3. Step 3: Cross multiply
    139,285.45x = 208,808.27 × 59,250.14
  4. Step 4: Simplify right side
    139,285.45x = 12,371,918,474.95
  5. Step 5: Solve for x
    x = 12,371,918,474.95/139,285.45
  6. Step 6: Final answer
    x = 88,824.20

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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.