Home / 88,812.37-133,313.38-38,236.42

Finding the Fourth Proportional to 88,812.37, 133,313.38 and 38,236.42

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Solution

The fourth proportional to 88,812.37, 133,313.38 and 38,236.42 is: 57,395.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,812.37 : 133,313.38 = 38,236.42 : x
  2. Step 2: Convert to fraction form
    88,812.37/133,313.38 = 38,236.42/x
  3. Step 3: Cross multiply
    88,812.37x = 133,313.38 × 38,236.42
  4. Step 4: Simplify right side
    88,812.37x = 5,097,426,198.12
  5. Step 5: Solve for x
    x = 5,097,426,198.12/88,812.37
  6. Step 6: Final answer
    x = 57,395.45

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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.