Home / 144,829.60-199,655.48-101,677.72

Finding the Fourth Proportional to 144,829.60, 199,655.48 and 101,677.72

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Solution

The fourth proportional to 144,829.60, 199,655.48 and 101,677.72 is: 140,168.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,829.60 : 199,655.48 = 101,677.72 : x
  2. Step 2: Convert to fraction form
    144,829.60/199,655.48 = 101,677.72/x
  3. Step 3: Cross multiply
    144,829.60x = 199,655.48 × 101,677.72
  4. Step 4: Simplify right side
    144,829.60x = 20,300,513,991.91
  5. Step 5: Solve for x
    x = 20,300,513,991.91/144,829.60
  6. Step 6: Final answer
    x = 140,168.27

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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.