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Finding the Fourth Proportional to 232,385.01, 320,618.21 and 130,395.48

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Solution

The fourth proportional to 232,385.01, 320,618.21 and 130,395.48 is: 179,904.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,385.01 : 320,618.21 = 130,395.48 : x
  2. Step 2: Convert to fraction form
    232,385.01/320,618.21 = 130,395.48/x
  3. Step 3: Cross multiply
    232,385.01x = 320,618.21 × 130,395.48
  4. Step 4: Simplify right side
    232,385.01x = 41,807,165,389.69
  5. Step 5: Solve for x
    x = 41,807,165,389.69/232,385.01
  6. Step 6: Final answer
    x = 179,904.74

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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.