Home / 144,695.96-199,681.26-80,167.23

Finding the Fourth Proportional to 144,695.96, 199,681.26 and 80,167.23

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Solution

The fourth proportional to 144,695.96, 199,681.26 and 80,167.23 is: 110,631.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,695.96 : 199,681.26 = 80,167.23 : x
  2. Step 2: Convert to fraction form
    144,695.96/199,681.26 = 80,167.23/x
  3. Step 3: Cross multiply
    144,695.96x = 199,681.26 × 80,167.23
  4. Step 4: Simplify right side
    144,695.96x = 16,007,893,196.48
  5. Step 5: Solve for x
    x = 16,007,893,196.48/144,695.96
  6. Step 6: Final answer
    x = 110,631.24

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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.