Home / 98,899.08-148,362.76-30,516.44

Finding the Fourth Proportional to 98,899.08, 148,362.76 and 30,516.44

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Solution

The fourth proportional to 98,899.08, 148,362.76 and 30,516.44 is: 45,779.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,899.08 : 148,362.76 = 30,516.44 : x
  2. Step 2: Convert to fraction form
    98,899.08/148,362.76 = 30,516.44/x
  3. Step 3: Cross multiply
    98,899.08x = 148,362.76 × 30,516.44
  4. Step 4: Simplify right side
    98,899.08x = 4,527,503,263.77
  5. Step 5: Solve for x
    x = 4,527,503,263.77/98,899.08
  6. Step 6: Final answer
    x = 45,779.02

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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.