Home / 176,815.20-265,222.80-148,821.60

Finding the Fourth Proportional to 176,815.20, 265,222.80 and 148,821.60

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Solution

The fourth proportional to 176,815.20, 265,222.80 and 148,821.60 is: 223,232.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,815.20 : 265,222.80 = 148,821.60 : x
  2. Step 2: Convert to fraction form
    176,815.20/265,222.80 = 148,821.60/x
  3. Step 3: Cross multiply
    176,815.20x = 265,222.80 × 148,821.60
  4. Step 4: Simplify right side
    176,815.20x = 39,470,881,452.48
  5. Step 5: Solve for x
    x = 39,470,881,452.48/176,815.20
  6. Step 6: Final answer
    x = 223,232.40

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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.