Home / 104,039.36-143,574.99-61,010.10

Finding the Fourth Proportional to 104,039.36, 143,574.99 and 61,010.10

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Solution

The fourth proportional to 104,039.36, 143,574.99 and 61,010.10 is: 84,194.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,039.36 : 143,574.99 = 61,010.10 : x
  2. Step 2: Convert to fraction form
    104,039.36/143,574.99 = 61,010.10/x
  3. Step 3: Cross multiply
    104,039.36x = 143,574.99 × 61,010.10
  4. Step 4: Simplify right side
    104,039.36x = 8,759,523,627.00
  5. Step 5: Solve for x
    x = 8,759,523,627.00/104,039.36
  6. Step 6: Final answer
    x = 84,194.32

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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.