Home / 104,242.84-143,855.37-56,496.18

Finding the Fourth Proportional to 104,242.84, 143,855.37 and 56,496.18

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Solution

The fourth proportional to 104,242.84, 143,855.37 and 56,496.18 is: 77,964.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,242.84 : 143,855.37 = 56,496.18 : x
  2. Step 2: Convert to fraction form
    104,242.84/143,855.37 = 56,496.18/x
  3. Step 3: Cross multiply
    104,242.84x = 143,855.37 × 56,496.18
  4. Step 4: Simplify right side
    104,242.84x = 8,127,278,338.03
  5. Step 5: Solve for x
    x = 8,127,278,338.03/104,242.84
  6. Step 6: Final answer
    x = 77,964.86

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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.