Home / 131,210.49-196,814.43-60,112.95

Finding the Fourth Proportional to 131,210.49, 196,814.43 and 60,112.95

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Solution

The fourth proportional to 131,210.49, 196,814.43 and 60,112.95 is: 90,168.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,210.49 : 196,814.43 = 60,112.95 : x
  2. Step 2: Convert to fraction form
    131,210.49/196,814.43 = 60,112.95/x
  3. Step 3: Cross multiply
    131,210.49x = 196,814.43 × 60,112.95
  4. Step 4: Simplify right side
    131,210.49x = 11,831,096,411.26
  5. Step 5: Solve for x
    x = 11,831,096,411.26/131,210.49
  6. Step 6: Final answer
    x = 90,168.83

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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.