Home / 345,982.79-519,060.59-96,662.63

Finding the Fourth Proportional to 345,982.79, 519,060.59 and 96,662.63

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Solution

The fourth proportional to 345,982.79, 519,060.59 and 96,662.63 is: 145,018.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,982.79 : 519,060.59 = 96,662.63 : x
  2. Step 2: Convert to fraction form
    345,982.79/519,060.59 = 96,662.63/x
  3. Step 3: Cross multiply
    345,982.79x = 519,060.59 × 96,662.63
  4. Step 4: Simplify right side
    345,982.79x = 50,173,758,680.14
  5. Step 5: Solve for x
    x = 50,173,758,680.14/345,982.79
  6. Step 6: Final answer
    x = 145,018.08

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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.