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Finding the Fourth Proportional to 351,088.86, 526,647.87 and 114,433.59

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Solution

The fourth proportional to 351,088.86, 526,647.87 and 114,433.59 is: 171,655.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,088.86 : 526,647.87 = 114,433.59 : x
  2. Step 2: Convert to fraction form
    351,088.86/526,647.87 = 114,433.59/x
  3. Step 3: Cross multiply
    351,088.86x = 526,647.87 × 114,433.59
  4. Step 4: Simplify right side
    351,088.86x = 60,266,206,429.95
  5. Step 5: Solve for x
    x = 60,266,206,429.95/351,088.86
  6. Step 6: Final answer
    x = 171,655.14

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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.