Home / 98,857.16-148,300.59-28,727.36

Finding the Fourth Proportional to 98,857.16, 148,300.59 and 28,727.36

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Solution

The fourth proportional to 98,857.16, 148,300.59 and 28,727.36 is: 43,095.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,857.16 : 148,300.59 = 28,727.36 : x
  2. Step 2: Convert to fraction form
    98,857.16/148,300.59 = 28,727.36/x
  3. Step 3: Cross multiply
    98,857.16x = 148,300.59 × 28,727.36
  4. Step 4: Simplify right side
    98,857.16x = 4,260,283,695.64
  5. Step 5: Solve for x
    x = 4,260,283,695.64/98,857.16
  6. Step 6: Final answer
    x = 43,095.35

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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.