Home / 93,631.33-140,417.83-31,287.25

Finding the Fourth Proportional to 93,631.33, 140,417.83 and 31,287.25

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Solution

The fourth proportional to 93,631.33, 140,417.83 and 31,287.25 is: 46,921.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,631.33 : 140,417.83 = 31,287.25 : x
  2. Step 2: Convert to fraction form
    93,631.33/140,417.83 = 31,287.25/x
  3. Step 3: Cross multiply
    93,631.33x = 140,417.83 × 31,287.25
  4. Step 4: Simplify right side
    93,631.33x = 4,393,287,751.67
  5. Step 5: Solve for x
    x = 4,393,287,751.67/93,631.33
  6. Step 6: Final answer
    x = 46,921.13

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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.