Home / 104,592.09-144,338.22-56,845.45

Finding the Fourth Proportional to 104,592.09, 144,338.22 and 56,845.45

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Solution

The fourth proportional to 104,592.09, 144,338.22 and 56,845.45 is: 78,447.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,592.09 : 144,338.22 = 56,845.45 : x
  2. Step 2: Convert to fraction form
    104,592.09/144,338.22 = 56,845.45/x
  3. Step 3: Cross multiply
    104,592.09x = 144,338.22 × 56,845.45
  4. Step 4: Simplify right side
    104,592.09x = 8,204,971,068.10
  5. Step 5: Solve for x
    x = 8,204,971,068.10/104,592.09
  6. Step 6: Final answer
    x = 78,447.34

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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.