Home / 148,663.08-205,088.04-88,236.27

Finding the Fourth Proportional to 148,663.08, 205,088.04 and 88,236.27

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Solution

The fourth proportional to 148,663.08, 205,088.04 and 88,236.27 is: 121,726.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,663.08 : 205,088.04 = 88,236.27 : x
  2. Step 2: Convert to fraction form
    148,663.08/205,088.04 = 88,236.27/x
  3. Step 3: Cross multiply
    148,663.08x = 205,088.04 × 88,236.27
  4. Step 4: Simplify right side
    148,663.08x = 18,096,203,671.21
  5. Step 5: Solve for x
    x = 18,096,203,671.21/148,663.08
  6. Step 6: Final answer
    x = 121,726.28

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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.