Home / 93,580.21-140,371.53-31,250.71

Finding the Fourth Proportional to 93,580.21, 140,371.53 and 31,250.71

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Solution

The fourth proportional to 93,580.21, 140,371.53 and 31,250.71 is: 46,876.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,580.21 : 140,371.53 = 31,250.71 : x
  2. Step 2: Convert to fraction form
    93,580.21/140,371.53 = 31,250.71/x
  3. Step 3: Cross multiply
    93,580.21x = 140,371.53 × 31,250.71
  4. Step 4: Simplify right side
    93,580.21x = 4,386,709,976.29
  5. Step 5: Solve for x
    x = 4,386,709,976.29/93,580.21
  6. Step 6: Final answer
    x = 46,876.47

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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.