Home / 104,468.80-144,167.04-56,722.12

Finding the Fourth Proportional to 104,468.80, 144,167.04 and 56,722.12

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Solution

The fourth proportional to 104,468.80, 144,167.04 and 56,722.12 is: 78,276.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,468.80 : 144,167.04 = 56,722.12 : x
  2. Step 2: Convert to fraction form
    104,468.80/144,167.04 = 56,722.12/x
  3. Step 3: Cross multiply
    104,468.80x = 144,167.04 × 56,722.12
  4. Step 4: Simplify right side
    104,468.80x = 8,177,460,142.92
  5. Step 5: Solve for x
    x = 8,177,460,142.92/104,468.80
  6. Step 6: Final answer
    x = 78,276.58

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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.