Home / 165,948.60-248,266.80-144,005.70

Finding the Fourth Proportional to 165,948.60, 248,266.80 and 144,005.70

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Solution

The fourth proportional to 165,948.60, 248,266.80 and 144,005.70 is: 215,439.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,948.60 : 248,266.80 = 144,005.70 : x
  2. Step 2: Convert to fraction form
    165,948.60/248,266.80 = 144,005.70/x
  3. Step 3: Cross multiply
    165,948.60x = 248,266.80 × 144,005.70
  4. Step 4: Simplify right side
    165,948.60x = 35,751,834,320.76
  5. Step 5: Solve for x
    x = 35,751,834,320.76/165,948.60
  6. Step 6: Final answer
    x = 215,439.20

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1.5x scale

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.