Home / 93,009.37-139,432.19-36,888.88

Finding the Fourth Proportional to 93,009.37, 139,432.19 and 36,888.88

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Solution

The fourth proportional to 93,009.37, 139,432.19 and 36,888.88 is: 55,300.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,009.37 : 139,432.19 = 36,888.88 : x
  2. Step 2: Convert to fraction form
    93,009.37/139,432.19 = 36,888.88/x
  3. Step 3: Cross multiply
    93,009.37x = 139,432.19 × 36,888.88
  4. Step 4: Simplify right side
    93,009.37x = 5,143,496,930.36
  5. Step 5: Solve for x
    x = 5,143,496,930.36/93,009.37
  6. Step 6: Final answer
    x = 55,300.85

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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.