Home / 212,518.62-293,265.17-117,007.47

Finding the Fourth Proportional to 212,518.62, 293,265.17 and 117,007.47

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Solution

The fourth proportional to 212,518.62, 293,265.17 and 117,007.47 is: 161,464.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,518.62 : 293,265.17 = 117,007.47 : x
  2. Step 2: Convert to fraction form
    212,518.62/293,265.17 = 117,007.47/x
  3. Step 3: Cross multiply
    212,518.62x = 293,265.17 × 117,007.47
  4. Step 4: Simplify right side
    212,518.62x = 34,314,214,995.78
  5. Step 5: Solve for x
    x = 34,314,214,995.78/212,518.62
  6. Step 6: Final answer
    x = 161,464.51

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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.