Home / 104,559.33-144,292.41-56,812.80

Finding the Fourth Proportional to 104,559.33, 144,292.41 and 56,812.80

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Solution

The fourth proportional to 104,559.33, 144,292.41 and 56,812.80 is: 78,401.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,559.33 : 144,292.41 = 56,812.80 : x
  2. Step 2: Convert to fraction form
    104,559.33/144,292.41 = 56,812.80/x
  3. Step 3: Cross multiply
    104,559.33x = 144,292.41 × 56,812.80
  4. Step 4: Simplify right side
    104,559.33x = 8,197,655,830.85
  5. Step 5: Solve for x
    x = 8,197,655,830.85/104,559.33
  6. Step 6: Final answer
    x = 78,401.95

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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.