Home / 239,583.56-359,270.09-89,718.74

Finding the Fourth Proportional to 239,583.56, 359,270.09 and 89,718.74

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Solution

The fourth proportional to 239,583.56, 359,270.09 and 89,718.74 is: 134,538.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,583.56 : 359,270.09 = 89,718.74 : x
  2. Step 2: Convert to fraction form
    239,583.56/359,270.09 = 89,718.74/x
  3. Step 3: Cross multiply
    239,583.56x = 359,270.09 × 89,718.74
  4. Step 4: Simplify right side
    239,583.56x = 32,233,260,916.96
  5. Step 5: Solve for x
    x = 32,233,260,916.96/239,583.56
  6. Step 6: Final answer
    x = 134,538.70

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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.