Home / 93,545.08-140,318.82-31,215.58

Finding the Fourth Proportional to 93,545.08, 140,318.82 and 31,215.58

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Solution

The fourth proportional to 93,545.08, 140,318.82 and 31,215.58 is: 46,823.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,545.08 : 140,318.82 = 31,215.58 : x
  2. Step 2: Convert to fraction form
    93,545.08/140,318.82 = 31,215.58/x
  3. Step 3: Cross multiply
    93,545.08x = 140,318.82 × 31,215.58
  4. Step 4: Simplify right side
    93,545.08x = 4,380,133,351.22
  5. Step 5: Solve for x
    x = 4,380,133,351.22/93,545.08
  6. Step 6: Final answer
    x = 46,823.77

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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.