Home / 212,034.70-318,052.05-183,166.30

Finding the Fourth Proportional to 212,034.70, 318,052.05 and 183,166.30

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Solution

The fourth proportional to 212,034.70, 318,052.05 and 183,166.30 is: 274,749.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,034.70 : 318,052.05 = 183,166.30 : x
  2. Step 2: Convert to fraction form
    212,034.70/318,052.05 = 183,166.30/x
  3. Step 3: Cross multiply
    212,034.70x = 318,052.05 × 183,166.30
  4. Step 4: Simplify right side
    212,034.70x = 58,256,417,205.92
  5. Step 5: Solve for x
    x = 58,256,417,205.92/212,034.70
  6. Step 6: Final answer
    x = 274,749.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.