Home / 104,245.06-143,858.38-56,498.26

Finding the Fourth Proportional to 104,245.06, 143,858.38 and 56,498.26

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Solution

The fourth proportional to 104,245.06, 143,858.38 and 56,498.26 is: 77,967.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,245.06 : 143,858.38 = 56,498.26 : x
  2. Step 2: Convert to fraction form
    104,245.06/143,858.38 = 56,498.26/x
  3. Step 3: Cross multiply
    104,245.06x = 143,858.38 × 56,498.26
  4. Step 4: Simplify right side
    104,245.06x = 8,127,748,156.42
  5. Step 5: Solve for x
    x = 8,127,748,156.42/104,245.06
  6. Step 6: Final answer
    x = 77,967.71

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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.