Home / 159,060.20-238,577.88-70,316.60

Finding the Fourth Proportional to 159,060.20, 238,577.88 and 70,316.60

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Solution

The fourth proportional to 159,060.20, 238,577.88 and 70,316.60 is: 105,469.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,060.20 : 238,577.88 = 70,316.60 : x
  2. Step 2: Convert to fraction form
    159,060.20/238,577.88 = 70,316.60/x
  3. Step 3: Cross multiply
    159,060.20x = 238,577.88 × 70,316.60
  4. Step 4: Simplify right side
    159,060.20x = 16,775,985,356.81
  5. Step 5: Solve for x
    x = 16,775,985,356.81/159,060.20
  6. Step 6: Final answer
    x = 105,469.41

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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.