Home / 201,718.20-302,577.30-192,041.40

Finding the Fourth Proportional to 201,718.20, 302,577.30 and 192,041.40

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Solution

The fourth proportional to 201,718.20, 302,577.30 and 192,041.40 is: 288,062.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,718.20 : 302,577.30 = 192,041.40 : x
  2. Step 2: Convert to fraction form
    201,718.20/302,577.30 = 192,041.40/x
  3. Step 3: Cross multiply
    201,718.20x = 302,577.30 × 192,041.40
  4. Step 4: Simplify right side
    201,718.20x = 58,107,368,300.22
  5. Step 5: Solve for x
    x = 58,107,368,300.22/201,718.20
  6. Step 6: Final answer
    x = 288,062.10

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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.