Home / 131,894.24-182,013.78-71,466.41

Finding the Fourth Proportional to 131,894.24, 182,013.78 and 71,466.41

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Solution

The fourth proportional to 131,894.24, 182,013.78 and 71,466.41 is: 98,623.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,894.24 : 182,013.78 = 71,466.41 : x
  2. Step 2: Convert to fraction form
    131,894.24/182,013.78 = 71,466.41/x
  3. Step 3: Cross multiply
    131,894.24x = 182,013.78 × 71,466.41
  4. Step 4: Simplify right side
    131,894.24x = 13,007,871,427.13
  5. Step 5: Solve for x
    x = 13,007,871,427.13/131,894.24
  6. Step 6: Final answer
    x = 98,623.50

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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.