Home / 231,143.55-346,715.33-64,909.95

Finding the Fourth Proportional to 231,143.55, 346,715.33 and 64,909.95

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Solution

The fourth proportional to 231,143.55, 346,715.33 and 64,909.95 is: 97,364.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,143.55 : 346,715.33 = 64,909.95 : x
  2. Step 2: Convert to fraction form
    231,143.55/346,715.33 = 64,909.95/x
  3. Step 3: Cross multiply
    231,143.55x = 346,715.33 × 64,909.95
  4. Step 4: Simplify right side
    231,143.55x = 22,505,274,409.98
  5. Step 5: Solve for x
    x = 22,505,274,409.98/231,143.55
  6. Step 6: Final answer
    x = 97,364.93

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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.