Home / 143,070.45-214,603.48-48,367.15

Finding the Fourth Proportional to 143,070.45, 214,603.48 and 48,367.15

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Solution

The fourth proportional to 143,070.45, 214,603.48 and 48,367.15 is: 72,549.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,070.45 : 214,603.48 = 48,367.15 : x
  2. Step 2: Convert to fraction form
    143,070.45/214,603.48 = 48,367.15/x
  3. Step 3: Cross multiply
    143,070.45x = 214,603.48 × 48,367.15
  4. Step 4: Simplify right side
    143,070.45x = 10,379,758,707.68
  5. Step 5: Solve for x
    x = 10,379,758,707.68/143,070.45
  6. Step 6: Final answer
    x = 72,549.99

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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.