Home / 97,980.22-146,846.40-48,048.58

Finding the Fourth Proportional to 97,980.22, 146,846.40 and 48,048.58

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Solution

The fourth proportional to 97,980.22, 146,846.40 and 48,048.58 is: 72,012.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,980.22 : 146,846.40 = 48,048.58 : x
  2. Step 2: Convert to fraction form
    97,980.22/146,846.40 = 48,048.58/x
  3. Step 3: Cross multiply
    97,980.22x = 146,846.40 × 48,048.58
  4. Step 4: Simplify right side
    97,980.22x = 7,055,760,998.11
  5. Step 5: Solve for x
    x = 7,055,760,998.11/97,980.22
  6. Step 6: Final answer
    x = 72,012.10

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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.