Home / 147,615.26-221,458.03-47,775.46

Finding the Fourth Proportional to 147,615.26, 221,458.03 and 47,775.46

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Solution

The fourth proportional to 147,615.26, 221,458.03 and 47,775.46 is: 71,674.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,615.26 : 221,458.03 = 47,775.46 : x
  2. Step 2: Convert to fraction form
    147,615.26/221,458.03 = 47,775.46/x
  3. Step 3: Cross multiply
    147,615.26x = 221,458.03 × 47,775.46
  4. Step 4: Simplify right side
    147,615.26x = 10,580,257,907.78
  5. Step 5: Solve for x
    x = 10,580,257,907.78/147,615.26
  6. Step 6: Final answer
    x = 71,674.55

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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.