Home / 136,834.25-205,114.07-56,763.32

Finding the Fourth Proportional to 136,834.25, 205,114.07 and 56,763.32

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Solution

The fourth proportional to 136,834.25, 205,114.07 and 56,763.32 is: 85,088.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,834.25 : 205,114.07 = 56,763.32 : x
  2. Step 2: Convert to fraction form
    136,834.25/205,114.07 = 56,763.32/x
  3. Step 3: Cross multiply
    136,834.25x = 205,114.07 × 56,763.32
  4. Step 4: Simplify right side
    136,834.25x = 11,642,954,708.25
  5. Step 5: Solve for x
    x = 11,642,954,708.25/136,834.25
  6. Step 6: Final answer
    x = 85,088.02

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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.