Home / 212,560.63-293,327.69-115,762.30

Finding the Fourth Proportional to 212,560.63, 293,327.69 and 115,762.30

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Solution

The fourth proportional to 212,560.63, 293,327.69 and 115,762.30 is: 159,748.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,560.63 : 293,327.69 = 115,762.30 : x
  2. Step 2: Convert to fraction form
    212,560.63/293,327.69 = 115,762.30/x
  3. Step 3: Cross multiply
    212,560.63x = 293,327.69 × 115,762.30
  4. Step 4: Simplify right side
    212,560.63x = 33,956,286,735.96
  5. Step 5: Solve for x
    x = 33,956,286,735.96/212,560.63
  6. Step 6: Final answer
    x = 159,748.71

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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.