Home / 104,329.52-143,975.37-56,582.75

Finding the Fourth Proportional to 104,329.52, 143,975.37 and 56,582.75

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Solution

The fourth proportional to 104,329.52, 143,975.37 and 56,582.75 is: 78,084.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,329.52 : 143,975.37 = 56,582.75 : x
  2. Step 2: Convert to fraction form
    104,329.52/143,975.37 = 56,582.75/x
  3. Step 3: Cross multiply
    104,329.52x = 143,975.37 × 56,582.75
  4. Step 4: Simplify right side
    104,329.52x = 8,146,522,938.99
  5. Step 5: Solve for x
    x = 8,146,522,938.99/104,329.52
  6. Step 6: Final answer
    x = 78,084.54

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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.