Home / 120,288.33-180,430.61-41,403.24

Finding the Fourth Proportional to 120,288.33, 180,430.61 and 41,403.24

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Solution

The fourth proportional to 120,288.33, 180,430.61 and 41,403.24 is: 62,104.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,288.33 : 180,430.61 = 41,403.24 : x
  2. Step 2: Convert to fraction form
    120,288.33/180,430.61 = 41,403.24/x
  3. Step 3: Cross multiply
    120,288.33x = 180,430.61 × 41,403.24
  4. Step 4: Simplify right side
    120,288.33x = 7,470,411,642.16
  5. Step 5: Solve for x
    x = 7,470,411,642.16/120,288.33
  6. Step 6: Final answer
    x = 62,104.21

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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.