Home / 104,524.04-144,237.72-56,777.30

Finding the Fourth Proportional to 104,524.04, 144,237.72 and 56,777.30

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Solution

The fourth proportional to 104,524.04, 144,237.72 and 56,777.30 is: 78,349.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,524.04 : 144,237.72 = 56,777.30 : x
  2. Step 2: Convert to fraction form
    104,524.04/144,237.72 = 56,777.30/x
  3. Step 3: Cross multiply
    104,524.04x = 144,237.72 × 56,777.30
  4. Step 4: Simplify right side
    104,524.04x = 8,189,428,299.76
  5. Step 5: Solve for x
    x = 8,189,428,299.76/104,524.04
  6. Step 6: Final answer
    x = 78,349.71

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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.