Home / 201,659.10-302,488.65-170,166.30

Finding the Fourth Proportional to 201,659.10, 302,488.65 and 170,166.30

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Solution

The fourth proportional to 201,659.10, 302,488.65 and 170,166.30 is: 255,249.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,659.10 : 302,488.65 = 170,166.30 : x
  2. Step 2: Convert to fraction form
    201,659.10/302,488.65 = 170,166.30/x
  3. Step 3: Cross multiply
    201,659.10x = 302,488.65 × 170,166.30
  4. Step 4: Simplify right side
    201,659.10x = 51,473,374,362.50
  5. Step 5: Solve for x
    x = 51,473,374,362.50/201,659.10
  6. Step 6: Final answer
    x = 255,249.45

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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.