Home / 199,501.20-298,992.60-144,032.40

Finding the Fourth Proportional to 199,501.20, 298,992.60 and 144,032.40

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Solution

The fourth proportional to 199,501.20, 298,992.60 and 144,032.40 is: 215,861.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,501.20 : 298,992.60 = 144,032.40 : x
  2. Step 2: Convert to fraction form
    199,501.20/298,992.60 = 144,032.40/x
  3. Step 3: Cross multiply
    199,501.20x = 298,992.60 × 144,032.40
  4. Step 4: Simplify right side
    199,501.20x = 43,064,621,760.24
  5. Step 5: Solve for x
    x = 43,064,621,760.24/199,501.20
  6. Step 6: Final answer
    x = 215,861.47

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1.5x scale

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.