Home / 231,595.93-347,153.04-89,538.77

Finding the Fourth Proportional to 231,595.93, 347,153.04 and 89,538.77

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Solution

The fourth proportional to 231,595.93, 347,153.04 and 89,538.77 is: 134,215.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,595.93 : 347,153.04 = 89,538.77 : x
  2. Step 2: Convert to fraction form
    231,595.93/347,153.04 = 89,538.77/x
  3. Step 3: Cross multiply
    231,595.93x = 347,153.04 × 89,538.77
  4. Step 4: Simplify right side
    231,595.93x = 31,083,656,420.33
  5. Step 5: Solve for x
    x = 31,083,656,420.33/231,595.93
  6. Step 6: Final answer
    x = 134,215.04

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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.