Home / 115,704.32-173,560.25-39,802.07

Finding the Fourth Proportional to 115,704.32, 173,560.25 and 39,802.07

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Solution

The fourth proportional to 115,704.32, 173,560.25 and 39,802.07 is: 59,704.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,704.32 : 173,560.25 = 39,802.07 : x
  2. Step 2: Convert to fraction form
    115,704.32/173,560.25 = 39,802.07/x
  3. Step 3: Cross multiply
    115,704.32x = 173,560.25 × 39,802.07
  4. Step 4: Simplify right side
    115,704.32x = 6,908,057,753.12
  5. Step 5: Solve for x
    x = 6,908,057,753.12/115,704.32
  6. Step 6: Final answer
    x = 59,704.41

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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.