Home / 144,977.54-200,070.09-80,447.03

Finding the Fourth Proportional to 144,977.54, 200,070.09 and 80,447.03

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Solution

The fourth proportional to 144,977.54, 200,070.09 and 80,447.03 is: 111,017.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,977.54 : 200,070.09 = 80,447.03 : x
  2. Step 2: Convert to fraction form
    144,977.54/200,070.09 = 80,447.03/x
  3. Step 3: Cross multiply
    144,977.54x = 200,070.09 × 80,447.03
  4. Step 4: Simplify right side
    144,977.54x = 16,095,044,564.33
  5. Step 5: Solve for x
    x = 16,095,044,564.33/144,977.54
  6. Step 6: Final answer
    x = 111,017.50

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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.