Home / 159,121.02-238,663.70-40,795.14

Finding the Fourth Proportional to 159,121.02, 238,663.70 and 40,795.14

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Solution

The fourth proportional to 159,121.02, 238,663.70 and 40,795.14 is: 61,188.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,121.02 : 238,663.70 = 40,795.14 : x
  2. Step 2: Convert to fraction form
    159,121.02/238,663.70 = 40,795.14/x
  3. Step 3: Cross multiply
    159,121.02x = 238,663.70 × 40,795.14
  4. Step 4: Simplify right side
    159,121.02x = 9,736,319,054.42
  5. Step 5: Solve for x
    x = 9,736,319,054.42/159,121.02
  6. Step 6: Final answer
    x = 61,188.14

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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.