Home / 133,061.72-183,313.26-92,702.48

Finding the Fourth Proportional to 133,061.72, 183,313.26 and 92,702.48

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Solution

The fourth proportional to 133,061.72, 183,313.26 and 92,702.48 is: 127,712.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,061.72 : 183,313.26 = 92,702.48 : x
  2. Step 2: Convert to fraction form
    133,061.72/183,313.26 = 92,702.48/x
  3. Step 3: Cross multiply
    133,061.72x = 183,313.26 × 92,702.48
  4. Step 4: Simplify right side
    133,061.72x = 16,993,593,818.88
  5. Step 5: Solve for x
    x = 16,993,593,818.88/133,061.72
  6. Step 6: Final answer
    x = 127,712.12

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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.