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Finding the Fourth Proportional to 232,599.94, 320,987.01 and 130,611.22

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Solution

The fourth proportional to 232,599.94, 320,987.01 and 130,611.22 is: 180,242.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,599.94 : 320,987.01 = 130,611.22 : x
  2. Step 2: Convert to fraction form
    232,599.94/320,987.01 = 130,611.22/x
  3. Step 3: Cross multiply
    232,599.94x = 320,987.01 × 130,611.22
  4. Step 4: Simplify right side
    232,599.94x = 41,924,504,980.25
  5. Step 5: Solve for x
    x = 41,924,504,980.25/232,599.94
  6. Step 6: Final answer
    x = 180,242.97

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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.