Home / 224,141.51-309,313.31-122,166.98

Finding the Fourth Proportional to 224,141.51, 309,313.31 and 122,166.98

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Solution

The fourth proportional to 224,141.51, 309,313.31 and 122,166.98 is: 168,589.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,141.51 : 309,313.31 = 122,166.98 : x
  2. Step 2: Convert to fraction form
    224,141.51/309,313.31 = 122,166.98/x
  3. Step 3: Cross multiply
    224,141.51x = 309,313.31 × 122,166.98
  4. Step 4: Simplify right side
    224,141.51x = 37,787,871,715.35
  5. Step 5: Solve for x
    x = 37,787,871,715.35/224,141.51
  6. Step 6: Final answer
    x = 168,589.35

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1.5x scale

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.