Home / 104,716.59-144,504.67-56,970.12

Finding the Fourth Proportional to 104,716.59, 144,504.67 and 56,970.12

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Solution

The fourth proportional to 104,716.59, 144,504.67 and 56,970.12 is: 78,616.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,716.59 : 144,504.67 = 56,970.12 : x
  2. Step 2: Convert to fraction form
    104,716.59/144,504.67 = 56,970.12/x
  3. Step 3: Cross multiply
    104,716.59x = 144,504.67 × 56,970.12
  4. Step 4: Simplify right side
    104,716.59x = 8,232,448,390.46
  5. Step 5: Solve for x
    x = 8,232,448,390.46/104,716.59
  6. Step 6: Final answer
    x = 78,616.47

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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.