Home / 104,624.55-144,375.75-56,877.48

Finding the Fourth Proportional to 104,624.55, 144,375.75 and 56,877.48

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Solution

The fourth proportional to 104,624.55, 144,375.75 and 56,877.48 is: 78,487.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,624.55 : 144,375.75 = 56,877.48 : x
  2. Step 2: Convert to fraction form
    104,624.55/144,375.75 = 56,877.48/x
  3. Step 3: Cross multiply
    104,624.55x = 144,375.75 × 56,877.48
  4. Step 4: Simplify right side
    104,624.55x = 8,211,728,833.11
  5. Step 5: Solve for x
    x = 8,211,728,833.11/104,624.55
  6. Step 6: Final answer
    x = 78,487.59

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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.