Home / 212,439.17-293,166.08-116,945.88

Finding the Fourth Proportional to 212,439.17, 293,166.08 and 116,945.88

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Solution

The fourth proportional to 212,439.17, 293,166.08 and 116,945.88 is: 161,385.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,439.17 : 293,166.08 = 116,945.88 : x
  2. Step 2: Convert to fraction form
    212,439.17/293,166.08 = 116,945.88/x
  3. Step 3: Cross multiply
    212,439.17x = 293,166.08 × 116,945.88
  4. Step 4: Simplify right side
    212,439.17x = 34,284,564,624.02
  5. Step 5: Solve for x
    x = 34,284,564,624.02/212,439.17
  6. Step 6: Final answer
    x = 161,385.32

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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.