Home / 92,941.85-128,260.92-50,501.09

Finding the Fourth Proportional to 92,941.85, 128,260.92 and 50,501.09

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Solution

The fourth proportional to 92,941.85, 128,260.92 and 50,501.09 is: 69,692.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,941.85 : 128,260.92 = 50,501.09 : x
  2. Step 2: Convert to fraction form
    92,941.85/128,260.92 = 50,501.09/x
  3. Step 3: Cross multiply
    92,941.85x = 128,260.92 × 50,501.09
  4. Step 4: Simplify right side
    92,941.85x = 6,477,315,623.10
  5. Step 5: Solve for x
    x = 6,477,315,623.10/92,941.85
  6. Step 6: Final answer
    x = 69,692.14

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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.