Home / 212,032.31-292,606.86-115,236.17

Finding the Fourth Proportional to 212,032.31, 292,606.86 and 115,236.17

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Solution

The fourth proportional to 212,032.31, 292,606.86 and 115,236.17 is: 159,027.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,032.31 : 292,606.86 = 115,236.17 : x
  2. Step 2: Convert to fraction form
    212,032.31/292,606.86 = 115,236.17/x
  3. Step 3: Cross multiply
    212,032.31x = 292,606.86 × 115,236.17
  4. Step 4: Simplify right side
    212,032.31x = 33,718,893,105.55
  5. Step 5: Solve for x
    x = 33,718,893,105.55/212,032.31
  6. Step 6: Final answer
    x = 159,027.14

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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.