Home / 120,847.16-181,290.18-50,746.52

Finding the Fourth Proportional to 120,847.16, 181,290.18 and 50,746.52

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Solution

The fourth proportional to 120,847.16, 181,290.18 and 50,746.52 is: 76,127.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,847.16 : 181,290.18 = 50,746.52 : x
  2. Step 2: Convert to fraction form
    120,847.16/181,290.18 = 50,746.52/x
  3. Step 3: Cross multiply
    120,847.16x = 181,290.18 × 50,746.52
  4. Step 4: Simplify right side
    120,847.16x = 9,199,845,745.17
  5. Step 5: Solve for x
    x = 9,199,845,745.17/120,847.16
  6. Step 6: Final answer
    x = 76,127.94

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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.