Home / 104,441.48-144,130.74-56,694.92

Finding the Fourth Proportional to 104,441.48, 144,130.74 and 56,694.92

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Solution

The fourth proportional to 104,441.48, 144,130.74 and 56,694.92 is: 78,239.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,441.48 : 144,130.74 = 56,694.92 : x
  2. Step 2: Convert to fraction form
    104,441.48/144,130.74 = 56,694.92/x
  3. Step 3: Cross multiply
    104,441.48x = 144,130.74 × 56,694.92
  4. Step 4: Simplify right side
    104,441.48x = 8,171,480,773.84
  5. Step 5: Solve for x
    x = 8,171,480,773.84/104,441.48
  6. Step 6: Final answer
    x = 78,239.80

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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.