Home / 104,563.32-144,298.68-56,817.46

Finding the Fourth Proportional to 104,563.32, 144,298.68 and 56,817.46

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Solution

The fourth proportional to 104,563.32, 144,298.68 and 56,817.46 is: 78,408.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,563.32 : 144,298.68 = 56,817.46 : x
  2. Step 2: Convert to fraction form
    104,563.32/144,298.68 = 56,817.46/x
  3. Step 3: Cross multiply
    104,563.32x = 144,298.68 × 56,817.46
  4. Step 4: Simplify right side
    104,563.32x = 8,198,684,478.95
  5. Step 5: Solve for x
    x = 8,198,684,478.95/104,563.32
  6. Step 6: Final answer
    x = 78,408.80

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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.