Home / 154,637.79-231,562.91-101,887.35

Finding the Fourth Proportional to 154,637.79, 231,562.91 and 101,887.35

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Solution

The fourth proportional to 154,637.79, 231,562.91 and 101,887.35 is: 152,571.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,637.79 : 231,562.91 = 101,887.35 : x
  2. Step 2: Convert to fraction form
    154,637.79/231,562.91 = 101,887.35/x
  3. Step 3: Cross multiply
    154,637.79x = 231,562.91 × 101,887.35
  4. Step 4: Simplify right side
    154,637.79x = 23,593,331,258.19
  5. Step 5: Solve for x
    x = 23,593,331,258.19/154,637.79
  6. Step 6: Final answer
    x = 152,571.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.