Home / 144,989.08-199,630.26-131,703.06

Finding the Fourth Proportional to 144,989.08, 199,630.26 and 131,703.06

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Solution

The fourth proportional to 144,989.08, 199,630.26 and 131,703.06 is: 181,337.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,989.08 : 199,630.26 = 131,703.06 : x
  2. Step 2: Convert to fraction form
    144,989.08/199,630.26 = 131,703.06/x
  3. Step 3: Cross multiply
    144,989.08x = 199,630.26 × 131,703.06
  4. Step 4: Simplify right side
    144,989.08x = 26,291,916,110.60
  5. Step 5: Solve for x
    x = 26,291,916,110.60/144,989.08
  6. Step 6: Final answer
    x = 181,337.22

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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.