Home / 212,181.94-292,805.24-116,688.64

Finding the Fourth Proportional to 212,181.94, 292,805.24 and 116,688.64

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Solution

The fourth proportional to 212,181.94, 292,805.24 and 116,688.64 is: 161,027.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,181.94 : 292,805.24 = 116,688.64 : x
  2. Step 2: Convert to fraction form
    212,181.94/292,805.24 = 116,688.64/x
  3. Step 3: Cross multiply
    212,181.94x = 292,805.24 × 116,688.64
  4. Step 4: Simplify right side
    212,181.94x = 34,167,044,882.74
  5. Step 5: Solve for x
    x = 34,167,044,882.74/212,181.94
  6. Step 6: Final answer
    x = 161,027.11

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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.