Home / 157,091.72-235,548.36-107,232.20

Finding the Fourth Proportional to 157,091.72, 235,548.36 and 107,232.20

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Solution

The fourth proportional to 157,091.72, 235,548.36 and 107,232.20 is: 160,787.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,091.72 : 235,548.36 = 107,232.20 : x
  2. Step 2: Convert to fraction form
    157,091.72/235,548.36 = 107,232.20/x
  3. Step 3: Cross multiply
    157,091.72x = 235,548.36 × 107,232.20
  4. Step 4: Simplify right side
    157,091.72x = 25,258,368,849.19
  5. Step 5: Solve for x
    x = 25,258,368,849.19/157,091.72
  6. Step 6: Final answer
    x = 160,787.40

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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.