Home / 144,308.30-199,016.52-90,598.31

Finding the Fourth Proportional to 144,308.30, 199,016.52 and 90,598.31

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Solution

The fourth proportional to 144,308.30, 199,016.52 and 90,598.31 is: 124,944.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,308.30 : 199,016.52 = 90,598.31 : x
  2. Step 2: Convert to fraction form
    144,308.30/199,016.52 = 90,598.31/x
  3. Step 3: Cross multiply
    144,308.30x = 199,016.52 × 90,598.31
  4. Step 4: Simplify right side
    144,308.30x = 18,030,560,374.08
  5. Step 5: Solve for x
    x = 18,030,560,374.08/144,308.30
  6. Step 6: Final answer
    x = 124,944.72

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1.5x scale

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.