Home / 248,779.45-343,315.73-141,349.62

Finding the Fourth Proportional to 248,779.45, 343,315.73 and 141,349.62

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Solution

The fourth proportional to 248,779.45, 343,315.73 and 141,349.62 is: 195,062.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,779.45 : 343,315.73 = 141,349.62 : x
  2. Step 2: Convert to fraction form
    248,779.45/343,315.73 = 141,349.62/x
  3. Step 3: Cross multiply
    248,779.45x = 343,315.73 × 141,349.62
  4. Step 4: Simplify right side
    248,779.45x = 48,527,547,975.52
  5. Step 5: Solve for x
    x = 48,527,547,975.52/248,779.45
  6. Step 6: Final answer
    x = 195,062.53

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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.