Home / 231,938.79-347,798.53-89,850.62

Finding the Fourth Proportional to 231,938.79, 347,798.53 and 89,850.62

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Solution

The fourth proportional to 231,938.79, 347,798.53 and 89,850.62 is: 134,733.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,938.79 : 347,798.53 = 89,850.62 : x
  2. Step 2: Convert to fraction form
    231,938.79/347,798.53 = 89,850.62/x
  3. Step 3: Cross multiply
    231,938.79x = 347,798.53 × 89,850.62
  4. Step 4: Simplify right side
    231,938.79x = 31,249,911,367.34
  5. Step 5: Solve for x
    x = 31,249,911,367.34/231,938.79
  6. Step 6: Final answer
    x = 134,733.44

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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.