Home / 212,816.79-293,678.06-116,018.34

Finding the Fourth Proportional to 212,816.79, 293,678.06 and 116,018.34

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Solution

The fourth proportional to 212,816.79, 293,678.06 and 116,018.34 is: 160,100.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,816.79 : 293,678.06 = 116,018.34 : x
  2. Step 2: Convert to fraction form
    212,816.79/293,678.06 = 116,018.34/x
  3. Step 3: Cross multiply
    212,816.79x = 293,678.06 × 116,018.34
  4. Step 4: Simplify right side
    212,816.79x = 34,072,041,015.62
  5. Step 5: Solve for x
    x = 34,072,041,015.62/212,816.79
  6. Step 6: Final answer
    x = 160,100.34

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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.