Home / 97,243.98-134,161.78-56,943.03

Finding the Fourth Proportional to 97,243.98, 134,161.78 and 56,943.03

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Solution

The fourth proportional to 97,243.98, 134,161.78 and 56,943.03 is: 78,560.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,243.98 : 134,161.78 = 56,943.03 : x
  2. Step 2: Convert to fraction form
    97,243.98/134,161.78 = 56,943.03/x
  3. Step 3: Cross multiply
    97,243.98x = 134,161.78 × 56,943.03
  4. Step 4: Simplify right side
    97,243.98x = 7,639,578,263.39
  5. Step 5: Solve for x
    x = 7,639,578,263.39/97,243.98
  6. Step 6: Final answer
    x = 78,560.94

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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.