Home / 201,734.90-302,602.35-170,242.10

Finding the Fourth Proportional to 201,734.90, 302,602.35 and 170,242.10

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Solution

The fourth proportional to 201,734.90, 302,602.35 and 170,242.10 is: 255,363.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,734.90 : 302,602.35 = 170,242.10 : x
  2. Step 2: Convert to fraction form
    201,734.90/302,602.35 = 170,242.10/x
  3. Step 3: Cross multiply
    201,734.90x = 302,602.35 × 170,242.10
  4. Step 4: Simplify right side
    201,734.90x = 51,515,659,528.94
  5. Step 5: Solve for x
    x = 51,515,659,528.94/201,734.90
  6. Step 6: Final answer
    x = 255,363.15

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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.