Home / 140,880.12-211,388.60-61,984.16

Finding the Fourth Proportional to 140,880.12, 211,388.60 and 61,984.16

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Solution

The fourth proportional to 140,880.12, 211,388.60 and 61,984.16 is: 93,006.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,880.12 : 211,388.60 = 61,984.16 : x
  2. Step 2: Convert to fraction form
    140,880.12/211,388.60 = 61,984.16/x
  3. Step 3: Cross multiply
    140,880.12x = 211,388.60 × 61,984.16
  4. Step 4: Simplify right side
    140,880.12x = 13,102,744,804.58
  5. Step 5: Solve for x
    x = 13,102,744,804.58/140,880.12
  6. Step 6: Final answer
    x = 93,006.34

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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.