Home / 104,080.07-143,631.55-56,334.44

Finding the Fourth Proportional to 104,080.07, 143,631.55 and 56,334.44

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Solution

The fourth proportional to 104,080.07, 143,631.55 and 56,334.44 is: 77,742.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,080.07 : 143,631.55 = 56,334.44 : x
  2. Step 2: Convert to fraction form
    104,080.07/143,631.55 = 56,334.44/x
  3. Step 3: Cross multiply
    104,080.07x = 143,631.55 × 56,334.44
  4. Step 4: Simplify right side
    104,080.07x = 8,091,403,365.08
  5. Step 5: Solve for x
    x = 8,091,403,365.08/104,080.07
  6. Step 6: Final answer
    x = 77,742.10

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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.