Home / 98,795.64-148,208.04-28,665.84

Finding the Fourth Proportional to 98,795.64, 148,208.04 and 28,665.84

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Solution

The fourth proportional to 98,795.64, 148,208.04 and 28,665.84 is: 43,002.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,795.64 : 148,208.04 = 28,665.84 : x
  2. Step 2: Convert to fraction form
    98,795.64/148,208.04 = 28,665.84/x
  3. Step 3: Cross multiply
    98,795.64x = 148,208.04 × 28,665.84
  4. Step 4: Simplify right side
    98,795.64x = 4,248,507,961.35
  5. Step 5: Solve for x
    x = 4,248,507,961.35/98,795.64
  6. Step 6: Final answer
    x = 43,002.99

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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.