Home / 104,622.71-144,380.17-56,875.94

Finding the Fourth Proportional to 104,622.71, 144,380.17 and 56,875.94

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Solution

The fourth proportional to 104,622.71, 144,380.17 and 56,875.94 is: 78,489.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,622.71 : 144,380.17 = 56,875.94 : x
  2. Step 2: Convert to fraction form
    104,622.71/144,380.17 = 56,875.94/x
  3. Step 3: Cross multiply
    104,622.71x = 144,380.17 × 56,875.94
  4. Step 4: Simplify right side
    104,622.71x = 8,211,757,776.73
  5. Step 5: Solve for x
    x = 8,211,757,776.73/104,622.71
  6. Step 6: Final answer
    x = 78,489.25

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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.