Home / 212,774.08-293,614.88-117,275.52

Finding the Fourth Proportional to 212,774.08, 293,614.88 and 117,275.52

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Solution

The fourth proportional to 212,774.08, 293,614.88 and 117,275.52 is: 161,832.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,774.08 : 293,614.88 = 117,275.52 : x
  2. Step 2: Convert to fraction form
    212,774.08/293,614.88 = 117,275.52/x
  3. Step 3: Cross multiply
    212,774.08x = 293,614.88 × 117,275.52
  4. Step 4: Simplify right side
    212,774.08x = 34,433,837,731.74
  5. Step 5: Solve for x
    x = 34,433,837,731.74/212,774.08
  6. Step 6: Final answer
    x = 161,832.86

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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.