Home / 233,632.64-349,773.60-137,278.40

Finding the Fourth Proportional to 233,632.64, 349,773.60 and 137,278.40

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Solution

The fourth proportional to 233,632.64, 349,773.60 and 137,278.40 is: 205,520.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,632.64 : 349,773.60 = 137,278.40 : x
  2. Step 2: Convert to fraction form
    233,632.64/349,773.60 = 137,278.40/x
  3. Step 3: Cross multiply
    233,632.64x = 349,773.60 × 137,278.40
  4. Step 4: Simplify right side
    233,632.64x = 48,016,360,170.24
  5. Step 5: Solve for x
    x = 48,016,360,170.24/233,632.64
  6. Step 6: Final answer
    x = 205,520.77

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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.