Home / 144,937.22-200,020.20-90,521.69

Finding the Fourth Proportional to 144,937.22, 200,020.20 and 90,521.69

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Solution

The fourth proportional to 144,937.22, 200,020.20 and 90,521.69 is: 124,924.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,937.22 : 200,020.20 = 90,521.69 : x
  2. Step 2: Convert to fraction form
    144,937.22/200,020.20 = 90,521.69/x
  3. Step 3: Cross multiply
    144,937.22x = 200,020.20 × 90,521.69
  4. Step 4: Simplify right side
    144,937.22x = 18,106,166,538.14
  5. Step 5: Solve for x
    x = 18,106,166,538.14/144,937.22
  6. Step 6: Final answer
    x = 124,924.20

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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.