Home / 104,441.84-144,129.92-56,695.22

Finding the Fourth Proportional to 104,441.84, 144,129.92 and 56,695.22

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Solution

The fourth proportional to 104,441.84, 144,129.92 and 56,695.22 is: 78,239.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,441.84 : 144,129.92 = 56,695.22 : x
  2. Step 2: Convert to fraction form
    104,441.84/144,129.92 = 56,695.22/x
  3. Step 3: Cross multiply
    104,441.84x = 144,129.92 × 56,695.22
  4. Step 4: Simplify right side
    104,441.84x = 8,171,477,522.98
  5. Step 5: Solve for x
    x = 8,171,477,522.98/104,441.84
  6. Step 6: Final answer
    x = 78,239.50

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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.