Home / 147,075.44-220,540.28-52,291.42

Finding the Fourth Proportional to 147,075.44, 220,540.28 and 52,291.42

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Solution

The fourth proportional to 147,075.44, 220,540.28 and 52,291.42 is: 78,411.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,075.44 : 220,540.28 = 52,291.42 : x
  2. Step 2: Convert to fraction form
    147,075.44/220,540.28 = 52,291.42/x
  3. Step 3: Cross multiply
    147,075.44x = 220,540.28 × 52,291.42
  4. Step 4: Simplify right side
    147,075.44x = 11,532,363,987.78
  5. Step 5: Solve for x
    x = 11,532,363,987.78/147,075.44
  6. Step 6: Final answer
    x = 78,411.22

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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.