Home / 104,116.84-143,682.98-63,814.76

Finding the Fourth Proportional to 104,116.84, 143,682.98 and 63,814.76

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Solution

The fourth proportional to 104,116.84, 143,682.98 and 63,814.76 is: 88,065.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,116.84 : 143,682.98 = 63,814.76 : x
  2. Step 2: Convert to fraction form
    104,116.84/143,682.98 = 63,814.76/x
  3. Step 3: Cross multiply
    104,116.84x = 143,682.98 × 63,814.76
  4. Step 4: Simplify right side
    104,116.84x = 9,169,094,884.78
  5. Step 5: Solve for x
    x = 9,169,094,884.78/104,116.84
  6. Step 6: Final answer
    x = 88,065.44

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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.