Home / 98,344.66-135,733.32-58,056.06

Finding the Fourth Proportional to 98,344.66, 135,733.32 and 58,056.06

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Solution

The fourth proportional to 98,344.66, 135,733.32 and 58,056.06 is: 80,127.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,344.66 : 135,733.32 = 58,056.06 : x
  2. Step 2: Convert to fraction form
    98,344.66/135,733.32 = 58,056.06/x
  3. Step 3: Cross multiply
    98,344.66x = 135,733.32 × 58,056.06
  4. Step 4: Simplify right side
    98,344.66x = 7,880,141,769.92
  5. Step 5: Solve for x
    x = 7,880,141,769.92/98,344.66
  6. Step 6: Final answer
    x = 80,127.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.