Home / 235,094.10-324,436.29-138,304.77

Finding the Fourth Proportional to 235,094.10, 324,436.29 and 138,304.77

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Solution

The fourth proportional to 235,094.10, 324,436.29 and 138,304.77 is: 190,864.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,094.10 : 324,436.29 = 138,304.77 : x
  2. Step 2: Convert to fraction form
    235,094.10/324,436.29 = 138,304.77/x
  3. Step 3: Cross multiply
    235,094.10x = 324,436.29 × 138,304.77
  4. Step 4: Simplify right side
    235,094.10x = 44,871,084,732.82
  5. Step 5: Solve for x
    x = 44,871,084,732.82/235,094.10
  6. Step 6: Final answer
    x = 190,864.36

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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.