Home / 212,921.52-293,852.46-159,113.10

Finding the Fourth Proportional to 212,921.52, 293,852.46 and 159,113.10

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Solution

The fourth proportional to 212,921.52, 293,852.46 and 159,113.10 is: 219,591.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,921.52 : 293,852.46 = 159,113.10 : x
  2. Step 2: Convert to fraction form
    212,921.52/293,852.46 = 159,113.10/x
  3. Step 3: Cross multiply
    212,921.52x = 293,852.46 × 159,113.10
  4. Step 4: Simplify right side
    212,921.52x = 46,755,775,853.23
  5. Step 5: Solve for x
    x = 46,755,775,853.23/212,921.52
  6. Step 6: Final answer
    x = 219,591.59

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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.