Home / 134,779.40-202,169.10-108,535.40

Finding the Fourth Proportional to 134,779.40, 202,169.10 and 108,535.40

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Solution

The fourth proportional to 134,779.40, 202,169.10 and 108,535.40 is: 162,803.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,779.40 : 202,169.10 = 108,535.40 : x
  2. Step 2: Convert to fraction form
    134,779.40/202,169.10 = 108,535.40/x
  3. Step 3: Cross multiply
    134,779.40x = 202,169.10 × 108,535.40
  4. Step 4: Simplify right side
    134,779.40x = 21,942,504,136.14
  5. Step 5: Solve for x
    x = 21,942,504,136.14/134,779.40
  6. Step 6: Final answer
    x = 162,803.10

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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.