Home / 104,622.77-144,380.98-56,876.18

Finding the Fourth Proportional to 104,622.77, 144,380.98 and 56,876.18

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Solution

The fourth proportional to 104,622.77, 144,380.98 and 56,876.18 is: 78,489.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,622.77 : 144,380.98 = 56,876.18 : x
  2. Step 2: Convert to fraction form
    104,622.77/144,380.98 = 56,876.18/x
  3. Step 3: Cross multiply
    104,622.77x = 144,380.98 × 56,876.18
  4. Step 4: Simplify right side
    104,622.77x = 8,211,837,956.25
  5. Step 5: Solve for x
    x = 8,211,837,956.25/104,622.77
  6. Step 6: Final answer
    x = 78,489.97

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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.