Home / 293,087.40-439,631.10-106,074.60

Finding the Fourth Proportional to 293,087.40, 439,631.10 and 106,074.60

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Solution

The fourth proportional to 293,087.40, 439,631.10 and 106,074.60 is: 159,111.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,087.40 : 439,631.10 = 106,074.60 : x
  2. Step 2: Convert to fraction form
    293,087.40/439,631.10 = 106,074.60/x
  3. Step 3: Cross multiply
    293,087.40x = 439,631.10 × 106,074.60
  4. Step 4: Simplify right side
    293,087.40x = 46,633,693,080.06
  5. Step 5: Solve for x
    x = 46,633,693,080.06/293,087.40
  6. Step 6: Final answer
    x = 159,111.90

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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.