Home / 245,166.03-338,356.59-148,423.22

Finding the Fourth Proportional to 245,166.03, 338,356.59 and 148,423.22

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Solution

The fourth proportional to 245,166.03, 338,356.59 and 148,423.22 is: 204,840.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,166.03 : 338,356.59 = 148,423.22 : x
  2. Step 2: Convert to fraction form
    245,166.03/338,356.59 = 148,423.22/x
  3. Step 3: Cross multiply
    245,166.03x = 338,356.59 × 148,423.22
  4. Step 4: Simplify right side
    245,166.03x = 50,219,972,904.24
  5. Step 5: Solve for x
    x = 50,219,972,904.24/245,166.03
  6. Step 6: Final answer
    x = 204,840.67

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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.