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Finding the Fourth Proportional to 232,659.70, 349,317.60 and 144,086.20

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Solution

The fourth proportional to 232,659.70, 349,317.60 and 144,086.20 is: 216,332.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,659.70 : 349,317.60 = 144,086.20 : x
  2. Step 2: Convert to fraction form
    232,659.70/349,317.60 = 144,086.20/x
  3. Step 3: Cross multiply
    232,659.70x = 349,317.60 × 144,086.20
  4. Step 4: Simplify right side
    232,659.70x = 50,331,845,577.12
  5. Step 5: Solve for x
    x = 50,331,845,577.12/232,659.70
  6. Step 6: Final answer
    x = 216,332.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.