Home / 261,283.64-360,571.16-148,106.39

Finding the Fourth Proportional to 261,283.64, 360,571.16 and 148,106.39

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Solution

The fourth proportional to 261,283.64, 360,571.16 and 148,106.39 is: 204,386.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,283.64 : 360,571.16 = 148,106.39 : x
  2. Step 2: Convert to fraction form
    261,283.64/360,571.16 = 148,106.39/x
  3. Step 3: Cross multiply
    261,283.64x = 360,571.16 × 148,106.39
  4. Step 4: Simplify right side
    261,283.64x = 53,402,891,413.12
  5. Step 5: Solve for x
    x = 53,402,891,413.12/261,283.64
  6. Step 6: Final answer
    x = 204,386.67

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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.