Home / 201,232.10-301,502.55-131,075.30

Finding the Fourth Proportional to 201,232.10, 301,502.55 and 131,075.30

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Solution

The fourth proportional to 201,232.10, 301,502.55 and 131,075.30 is: 196,387.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,232.10 : 301,502.55 = 131,075.30 : x
  2. Step 2: Convert to fraction form
    201,232.10/301,502.55 = 131,075.30/x
  3. Step 3: Cross multiply
    201,232.10x = 301,502.55 × 131,075.30
  4. Step 4: Simplify right side
    201,232.10x = 39,519,537,192.02
  5. Step 5: Solve for x
    x = 39,519,537,192.02/201,232.10
  6. Step 6: Final answer
    x = 196,387.84

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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.