Home / 120,440.13-180,684.69-41,544.10

Finding the Fourth Proportional to 120,440.13, 180,684.69 and 41,544.10

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Solution

The fourth proportional to 120,440.13, 180,684.69 and 41,544.10 is: 62,324.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,440.13 : 180,684.69 = 41,544.10 : x
  2. Step 2: Convert to fraction form
    120,440.13/180,684.69 = 41,544.10/x
  3. Step 3: Cross multiply
    120,440.13x = 180,684.69 × 41,544.10
  4. Step 4: Simplify right side
    120,440.13x = 7,506,382,829.83
  5. Step 5: Solve for x
    x = 7,506,382,829.83/120,440.13
  6. Step 6: Final answer
    x = 62,324.60

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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.