Home / 104,933.85-144,808.82-57,187.24

Finding the Fourth Proportional to 104,933.85, 144,808.82 and 57,187.24

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Solution

The fourth proportional to 104,933.85, 144,808.82 and 57,187.24 is: 78,918.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,933.85 : 144,808.82 = 57,187.24 : x
  2. Step 2: Convert to fraction form
    104,933.85/144,808.82 = 57,187.24/x
  3. Step 3: Cross multiply
    104,933.85x = 144,808.82 × 57,187.24
  4. Step 4: Simplify right side
    104,933.85x = 8,281,216,743.46
  5. Step 5: Solve for x
    x = 8,281,216,743.46/104,933.85
  6. Step 6: Final answer
    x = 78,918.45

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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.