Home / 104,805.93-144,632.79-57,059.17

Finding the Fourth Proportional to 104,805.93, 144,632.79 and 57,059.17

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Solution

The fourth proportional to 104,805.93, 144,632.79 and 57,059.17 is: 78,741.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,805.93 : 144,632.79 = 57,059.17 : x
  2. Step 2: Convert to fraction form
    104,805.93/144,632.79 = 57,059.17/x
  3. Step 3: Cross multiply
    104,805.93x = 144,632.79 × 57,059.17
  4. Step 4: Simplify right side
    104,805.93x = 8,252,626,590.60
  5. Step 5: Solve for x
    x = 8,252,626,590.60/104,805.93
  6. Step 6: Final answer
    x = 78,741.98

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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.