Home / 159,088.20-238,632.30-133,038.60

Finding the Fourth Proportional to 159,088.20, 238,632.30 and 133,038.60

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Solution

The fourth proportional to 159,088.20, 238,632.30 and 133,038.60 is: 199,557.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,088.20 : 238,632.30 = 133,038.60 : x
  2. Step 2: Convert to fraction form
    159,088.20/238,632.30 = 133,038.60/x
  3. Step 3: Cross multiply
    159,088.20x = 238,632.30 × 133,038.60
  4. Step 4: Simplify right side
    159,088.20x = 31,747,307,106.78
  5. Step 5: Solve for x
    x = 31,747,307,106.78/159,088.20
  6. Step 6: Final answer
    x = 199,557.90

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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.