Home / 107,075.22-160,505.88-71,566.44

Finding the Fourth Proportional to 107,075.22, 160,505.88 and 71,566.44

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Solution

The fourth proportional to 107,075.22, 160,505.88 and 71,566.44 is: 107,278.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,075.22 : 160,505.88 = 71,566.44 : x
  2. Step 2: Convert to fraction form
    107,075.22/160,505.88 = 71,566.44/x
  3. Step 3: Cross multiply
    107,075.22x = 160,505.88 × 71,566.44
  4. Step 4: Simplify right side
    107,075.22x = 11,486,834,430.67
  5. Step 5: Solve for x
    x = 11,486,834,430.67/107,075.22
  6. Step 6: Final answer
    x = 107,278.18

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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.