Home / 212,708.46-293,533.89-115,913.16

Finding the Fourth Proportional to 212,708.46, 293,533.89 and 115,913.16

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Solution

The fourth proportional to 212,708.46, 293,533.89 and 115,913.16 is: 159,958.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,708.46 : 293,533.89 = 115,913.16 : x
  2. Step 2: Convert to fraction form
    212,708.46/293,533.89 = 115,913.16/x
  3. Step 3: Cross multiply
    212,708.46x = 293,533.89 × 115,913.16
  4. Step 4: Simplify right side
    212,708.46x = 34,024,440,756.99
  5. Step 5: Solve for x
    x = 34,024,440,756.99/212,708.46
  6. Step 6: Final answer
    x = 159,958.10

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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.