Home / 104,060.49-143,603.92-56,313.84

Finding the Fourth Proportional to 104,060.49, 143,603.92 and 56,313.84

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Solution

The fourth proportional to 104,060.49, 143,603.92 and 56,313.84 is: 77,713.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,060.49 : 143,603.92 = 56,313.84 : x
  2. Step 2: Convert to fraction form
    104,060.49/143,603.92 = 56,313.84/x
  3. Step 3: Cross multiply
    104,060.49x = 143,603.92 × 56,313.84
  4. Step 4: Simplify right side
    104,060.49x = 8,086,888,174.25
  5. Step 5: Solve for x
    x = 8,086,888,174.25/104,060.49
  6. Step 6: Final answer
    x = 77,713.34

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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.