Home / 119,331.09-164,702.07-75,695.49

Finding the Fourth Proportional to 119,331.09, 164,702.07 and 75,695.49

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Solution

The fourth proportional to 119,331.09, 164,702.07 and 75,695.49 is: 104,475.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,331.09 : 164,702.07 = 75,695.49 : x
  2. Step 2: Convert to fraction form
    119,331.09/164,702.07 = 75,695.49/x
  3. Step 3: Cross multiply
    119,331.09x = 164,702.07 × 75,695.49
  4. Step 4: Simplify right side
    119,331.09x = 12,467,203,892.66
  5. Step 5: Solve for x
    x = 12,467,203,892.66/119,331.09
  6. Step 6: Final answer
    x = 104,475.74

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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.