Home / 199,088.37-298,452.06-99,279.16

Finding the Fourth Proportional to 199,088.37, 298,452.06 and 99,279.16

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Solution

The fourth proportional to 199,088.37, 298,452.06 and 99,279.16 is: 148,828.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,088.37 : 298,452.06 = 99,279.16 : x
  2. Step 2: Convert to fraction form
    199,088.37/298,452.06 = 99,279.16/x
  3. Step 3: Cross multiply
    199,088.37x = 298,452.06 × 99,279.16
  4. Step 4: Simplify right side
    199,088.37x = 29,630,069,070.94
  5. Step 5: Solve for x
    x = 29,630,069,070.94/199,088.37
  6. Step 6: Final answer
    x = 148,828.73

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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.