Home / 173,341.75-260,004.12-66,776.53

Finding the Fourth Proportional to 173,341.75, 260,004.12 and 66,776.53

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Solution

The fourth proportional to 173,341.75, 260,004.12 and 66,776.53 is: 100,161.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,341.75 : 260,004.12 = 66,776.53 : x
  2. Step 2: Convert to fraction form
    173,341.75/260,004.12 = 66,776.53/x
  3. Step 3: Cross multiply
    173,341.75x = 260,004.12 × 66,776.53
  4. Step 4: Simplify right side
    173,341.75x = 17,362,172,919.30
  5. Step 5: Solve for x
    x = 17,362,172,919.30/173,341.75
  6. Step 6: Final answer
    x = 100,161.52

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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.