Home / 98,271.36-147,381.48-28,134.27

Finding the Fourth Proportional to 98,271.36, 147,381.48 and 28,134.27

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Solution

The fourth proportional to 98,271.36, 147,381.48 and 28,134.27 is: 42,194.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,271.36 : 147,381.48 = 28,134.27 : x
  2. Step 2: Convert to fraction form
    98,271.36/147,381.48 = 28,134.27/x
  3. Step 3: Cross multiply
    98,271.36x = 147,381.48 × 28,134.27
  4. Step 4: Simplify right side
    98,271.36x = 4,146,470,351.32
  5. Step 5: Solve for x
    x = 4,146,470,351.32/98,271.36
  6. Step 6: Final answer
    x = 42,194.09

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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.