Home / 104,447.10-144,136.14-56,700.36

Finding the Fourth Proportional to 104,447.10, 144,136.14 and 56,700.36

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Solution

The fourth proportional to 104,447.10, 144,136.14 and 56,700.36 is: 78,246.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,447.10 : 144,136.14 = 56,700.36 : x
  2. Step 2: Convert to fraction form
    104,447.10/144,136.14 = 56,700.36/x
  3. Step 3: Cross multiply
    104,447.10x = 144,136.14 × 56,700.36
  4. Step 4: Simplify right side
    104,447.10x = 8,172,571,027.01
  5. Step 5: Solve for x
    x = 8,172,571,027.01/104,447.10
  6. Step 6: Final answer
    x = 78,246.03

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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.