Home / 135,941.99-187,596.07-75,511.13

Finding the Fourth Proportional to 135,941.99, 187,596.07 and 75,511.13

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Solution

The fourth proportional to 135,941.99, 187,596.07 and 75,511.13 is: 104,203.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,941.99 : 187,596.07 = 75,511.13 : x
  2. Step 2: Convert to fraction form
    135,941.99/187,596.07 = 75,511.13/x
  3. Step 3: Cross multiply
    135,941.99x = 187,596.07 × 75,511.13
  4. Step 4: Simplify right side
    135,941.99x = 14,165,590,102.50
  5. Step 5: Solve for x
    x = 14,165,590,102.50/135,941.99
  6. Step 6: Final answer
    x = 104,203.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.