Home / 140,669.84-211,004.76-47,175.32

Finding the Fourth Proportional to 140,669.84, 211,004.76 and 47,175.32

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Solution

The fourth proportional to 140,669.84, 211,004.76 and 47,175.32 is: 70,762.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,669.84 : 211,004.76 = 47,175.32 : x
  2. Step 2: Convert to fraction form
    140,669.84/211,004.76 = 47,175.32/x
  3. Step 3: Cross multiply
    140,669.84x = 211,004.76 × 47,175.32
  4. Step 4: Simplify right side
    140,669.84x = 9,954,217,074.52
  5. Step 5: Solve for x
    x = 9,954,217,074.52/140,669.84
  6. Step 6: Final answer
    x = 70,762.98

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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.