Home / 248,087.58-342,354.65-144,741.57

Finding the Fourth Proportional to 248,087.58, 342,354.65 and 144,741.57

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Solution

The fourth proportional to 248,087.58, 342,354.65 and 144,741.57 is: 199,739.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,087.58 : 342,354.65 = 144,741.57 : x
  2. Step 2: Convert to fraction form
    248,087.58/342,354.65 = 144,741.57/x
  3. Step 3: Cross multiply
    248,087.58x = 342,354.65 × 144,741.57
  4. Step 4: Simplify right side
    248,087.58x = 49,552,948,814.09
  5. Step 5: Solve for x
    x = 49,552,948,814.09/248,087.58
  6. Step 6: Final answer
    x = 199,739.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.