Home / 231,427.69-347,141.54-98,214.53

Finding the Fourth Proportional to 231,427.69, 347,141.54 and 98,214.53

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Solution

The fourth proportional to 231,427.69, 347,141.54 and 98,214.53 is: 147,321.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,427.69 : 347,141.54 = 98,214.53 : x
  2. Step 2: Convert to fraction form
    231,427.69/347,141.54 = 98,214.53/x
  3. Step 3: Cross multiply
    231,427.69x = 347,141.54 × 98,214.53
  4. Step 4: Simplify right side
    231,427.69x = 34,094,342,703.50
  5. Step 5: Solve for x
    x = 34,094,342,703.50/231,427.69
  6. Step 6: Final answer
    x = 147,321.80

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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.