Home / 212,574.09-293,372.94-158,765.67

Finding the Fourth Proportional to 212,574.09, 293,372.94 and 158,765.67

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Solution

The fourth proportional to 212,574.09, 293,372.94 and 158,765.67 is: 219,112.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,574.09 : 293,372.94 = 158,765.67 : x
  2. Step 2: Convert to fraction form
    212,574.09/293,372.94 = 158,765.67/x
  3. Step 3: Cross multiply
    212,574.09x = 293,372.94 × 158,765.67
  4. Step 4: Simplify right side
    212,574.09x = 46,577,551,378.97
  5. Step 5: Solve for x
    x = 46,577,551,378.97/212,574.09
  6. Step 6: Final answer
    x = 219,112.08

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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.