Home / 232,132.33-320,320.47-130,134.40

Finding the Fourth Proportional to 232,132.33, 320,320.47 and 130,134.40

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Solution

The fourth proportional to 232,132.33, 320,320.47 and 130,134.40 is: 179,573.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,132.33 : 320,320.47 = 130,134.40 : x
  2. Step 2: Convert to fraction form
    232,132.33/320,320.47 = 130,134.40/x
  3. Step 3: Cross multiply
    232,132.33x = 320,320.47 × 130,134.40
  4. Step 4: Simplify right side
    232,132.33x = 41,684,711,858.37
  5. Step 5: Solve for x
    x = 41,684,711,858.37/232,132.33
  6. Step 6: Final answer
    x = 179,573.05

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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.