Home / 104,668.08-144,440.46-56,921.82

Finding the Fourth Proportional to 104,668.08, 144,440.46 and 56,921.82

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Solution

The fourth proportional to 104,668.08, 144,440.46 and 56,921.82 is: 78,551.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,668.08 : 144,440.46 = 56,921.82 : x
  2. Step 2: Convert to fraction form
    104,668.08/144,440.46 = 56,921.82/x
  3. Step 3: Cross multiply
    104,668.08x = 144,440.46 × 56,921.82
  4. Step 4: Simplify right side
    104,668.08x = 8,221,813,864.84
  5. Step 5: Solve for x
    x = 8,221,813,864.84/104,668.08
  6. Step 6: Final answer
    x = 78,551.30

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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.