Home / 148,789.95-223,186.74-43,611.05

Finding the Fourth Proportional to 148,789.95, 223,186.74 and 43,611.05

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Solution

The fourth proportional to 148,789.95, 223,186.74 and 43,611.05 is: 65,417.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,789.95 : 223,186.74 = 43,611.05 : x
  2. Step 2: Convert to fraction form
    148,789.95/223,186.74 = 43,611.05/x
  3. Step 3: Cross multiply
    148,789.95x = 223,186.74 × 43,611.05
  4. Step 4: Simplify right side
    148,789.95x = 9,733,406,961.54
  5. Step 5: Solve for x
    x = 9,733,406,961.54/148,789.95
  6. Step 6: Final answer
    x = 65,417.10

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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.