Home / 49,407.20-68,135.87-45,737.59

Finding the Fourth Proportional to 49,407.20, 68,135.87 and 45,737.59

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Solution

The fourth proportional to 49,407.20, 68,135.87 and 45,737.59 is: 63,075.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,407.20 : 68,135.87 = 45,737.59 : x
  2. Step 2: Convert to fraction form
    49,407.20/68,135.87 = 45,737.59/x
  3. Step 3: Cross multiply
    49,407.20x = 68,135.87 × 45,737.59
  4. Step 4: Simplify right side
    49,407.20x = 3,116,370,486.35
  5. Step 5: Solve for x
    x = 3,116,370,486.35/49,407.20
  6. Step 6: Final answer
    x = 63,075.23

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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.