Home / 115,525.80-173,288.70-108,527.40

Finding the Fourth Proportional to 115,525.80, 173,288.70 and 108,527.40

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Solution

The fourth proportional to 115,525.80, 173,288.70 and 108,527.40 is: 162,791.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,525.80 : 173,288.70 = 108,527.40 : x
  2. Step 2: Convert to fraction form
    115,525.80/173,288.70 = 108,527.40/x
  3. Step 3: Cross multiply
    115,525.80x = 173,288.70 × 108,527.40
  4. Step 4: Simplify right side
    115,525.80x = 18,806,572,060.38
  5. Step 5: Solve for x
    x = 18,806,572,060.38/115,525.80
  6. Step 6: Final answer
    x = 162,791.10

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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.