Home / 159,134.28-238,683.57-40,808.40

Finding the Fourth Proportional to 159,134.28, 238,683.57 and 40,808.40

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Solution

The fourth proportional to 159,134.28, 238,683.57 and 40,808.40 is: 61,208.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,134.28 : 238,683.57 = 40,808.40 : x
  2. Step 2: Convert to fraction form
    159,134.28/238,683.57 = 40,808.40/x
  3. Step 3: Cross multiply
    159,134.28x = 238,683.57 × 40,808.40
  4. Step 4: Simplify right side
    159,134.28x = 9,740,294,597.99
  5. Step 5: Solve for x
    x = 9,740,294,597.99/159,134.28
  6. Step 6: Final answer
    x = 61,208.02

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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.