Home / 93,431.40-140,063.77-34,253.28

Finding the Fourth Proportional to 93,431.40, 140,063.77 and 34,253.28

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Solution

The fourth proportional to 93,431.40, 140,063.77 and 34,253.28 is: 51,349.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,431.40 : 140,063.77 = 34,253.28 : x
  2. Step 2: Convert to fraction form
    93,431.40/140,063.77 = 34,253.28/x
  3. Step 3: Cross multiply
    93,431.40x = 140,063.77 × 34,253.28
  4. Step 4: Simplify right side
    93,431.40x = 4,797,643,531.67
  5. Step 5: Solve for x
    x = 4,797,643,531.67/93,431.40
  6. Step 6: Final answer
    x = 51,349.37

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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.