Home / 212,772.08-293,612.12-117,273.52

Finding the Fourth Proportional to 212,772.08, 293,612.12 and 117,273.52

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Solution

The fourth proportional to 212,772.08, 293,612.12 and 117,273.52 is: 161,830.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,772.08 : 293,612.12 = 117,273.52 : x
  2. Step 2: Convert to fraction form
    212,772.08/293,612.12 = 117,273.52/x
  3. Step 3: Cross multiply
    212,772.08x = 293,612.12 × 117,273.52
  4. Step 4: Simplify right side
    212,772.08x = 34,432,926,827.06
  5. Step 5: Solve for x
    x = 34,432,926,827.06/212,772.08
  6. Step 6: Final answer
    x = 161,830.10

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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.