Home / 96,420.84-144,632.34-34,047.60

Finding the Fourth Proportional to 96,420.84, 144,632.34 and 34,047.60

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Solution

The fourth proportional to 96,420.84, 144,632.34 and 34,047.60 is: 51,071.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,420.84 : 144,632.34 = 34,047.60 : x
  2. Step 2: Convert to fraction form
    96,420.84/144,632.34 = 34,047.60/x
  3. Step 3: Cross multiply
    96,420.84x = 144,632.34 × 34,047.60
  4. Step 4: Simplify right side
    96,420.84x = 4,924,384,059.38
  5. Step 5: Solve for x
    x = 4,924,384,059.38/96,420.84
  6. Step 6: Final answer
    x = 51,071.78

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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.