Home / 93,637.50-140,456.25-31,309.62

Finding the Fourth Proportional to 93,637.50, 140,456.25 and 31,309.62

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Solution

The fourth proportional to 93,637.50, 140,456.25 and 31,309.62 is: 46,964.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,637.50 : 140,456.25 = 31,309.62 : x
  2. Step 2: Convert to fraction form
    93,637.50/140,456.25 = 31,309.62/x
  3. Step 3: Cross multiply
    93,637.50x = 140,456.25 × 31,309.62
  4. Step 4: Simplify right side
    93,637.50x = 4,397,631,814.13
  5. Step 5: Solve for x
    x = 4,397,631,814.13/93,637.50
  6. Step 6: Final answer
    x = 46,964.43

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1.5x scale

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.