Home / 255,172.07-352,114.58-147,749.37

Finding the Fourth Proportional to 255,172.07, 352,114.58 and 147,749.37

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Solution

The fourth proportional to 255,172.07, 352,114.58 and 147,749.37 is: 203,880.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,172.07 : 352,114.58 = 147,749.37 : x
  2. Step 2: Convert to fraction form
    255,172.07/352,114.58 = 147,749.37/x
  3. Step 3: Cross multiply
    255,172.07x = 352,114.58 × 147,749.37
  4. Step 4: Simplify right side
    255,172.07x = 52,024,706,624.07
  5. Step 5: Solve for x
    x = 52,024,706,624.07/255,172.07
  6. Step 6: Final answer
    x = 203,880.89

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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.