Home / 119,611.22-165,075.14-89,344.04

Finding the Fourth Proportional to 119,611.22, 165,075.14 and 89,344.04

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Solution

The fourth proportional to 119,611.22, 165,075.14 and 89,344.04 is: 123,303.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,611.22 : 165,075.14 = 89,344.04 : x
  2. Step 2: Convert to fraction form
    119,611.22/165,075.14 = 89,344.04/x
  3. Step 3: Cross multiply
    119,611.22x = 165,075.14 × 89,344.04
  4. Step 4: Simplify right side
    119,611.22x = 14,748,479,309.15
  5. Step 5: Solve for x
    x = 14,748,479,309.15/119,611.22
  6. Step 6: Final answer
    x = 123,303.48

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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.