Home / 239,795.55-359,445.47-89,930.16

Finding the Fourth Proportional to 239,795.55, 359,445.47 and 89,930.16

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Solution

The fourth proportional to 239,795.55, 359,445.47 and 89,930.16 is: 134,802.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,795.55 : 359,445.47 = 89,930.16 : x
  2. Step 2: Convert to fraction form
    239,795.55/359,445.47 = 89,930.16/x
  3. Step 3: Cross multiply
    239,795.55x = 359,445.47 × 89,930.16
  4. Step 4: Simplify right side
    239,795.55x = 32,324,988,178.72
  5. Step 5: Solve for x
    x = 32,324,988,178.72/239,795.55
  6. Step 6: Final answer
    x = 134,802.29

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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.