Home / 212,541.11-293,320.07-117,047.81

Finding the Fourth Proportional to 212,541.11, 293,320.07 and 117,047.81

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Solution

The fourth proportional to 212,541.11, 293,320.07 and 117,047.81 is: 161,533.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,541.11 : 293,320.07 = 117,047.81 : x
  2. Step 2: Convert to fraction form
    212,541.11/293,320.07 = 117,047.81/x
  3. Step 3: Cross multiply
    212,541.11x = 293,320.07 × 117,047.81
  4. Step 4: Simplify right side
    212,541.11x = 34,332,469,770.71
  5. Step 5: Solve for x
    x = 34,332,469,770.71/212,541.11
  6. Step 6: Final answer
    x = 161,533.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.