Home / 131,271.06-196,897.05-51,294.05

Finding the Fourth Proportional to 131,271.06, 196,897.05 and 51,294.05

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Solution

The fourth proportional to 131,271.06, 196,897.05 and 51,294.05 is: 76,937.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,271.06 : 196,897.05 = 51,294.05 : x
  2. Step 2: Convert to fraction form
    131,271.06/196,897.05 = 51,294.05/x
  3. Step 3: Cross multiply
    131,271.06x = 196,897.05 × 51,294.05
  4. Step 4: Simplify right side
    131,271.06x = 10,099,646,143.07
  5. Step 5: Solve for x
    x = 10,099,646,143.07/131,271.06
  6. Step 6: Final answer
    x = 76,937.34

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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.