Home / 212,800.24-293,666.38-117,310.38

Finding the Fourth Proportional to 212,800.24, 293,666.38 and 117,310.38

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Solution

The fourth proportional to 212,800.24, 293,666.38 and 117,310.38 is: 161,889.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,800.24 : 293,666.38 = 117,310.38 : x
  2. Step 2: Convert to fraction form
    212,800.24/293,666.38 = 117,310.38/x
  3. Step 3: Cross multiply
    212,800.24x = 293,666.38 × 117,310.38
  4. Step 4: Simplify right side
    212,800.24x = 34,450,114,631.02
  5. Step 5: Solve for x
    x = 34,450,114,631.02/212,800.24
  6. Step 6: Final answer
    x = 161,889.45

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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.