Home / 148,977.23-223,460.37-49,134.60

Finding the Fourth Proportional to 148,977.23, 223,460.37 and 49,134.60

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Solution

The fourth proportional to 148,977.23, 223,460.37 and 49,134.60 is: 73,700.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,977.23 : 223,460.37 = 49,134.60 : x
  2. Step 2: Convert to fraction form
    148,977.23/223,460.37 = 49,134.60/x
  3. Step 3: Cross multiply
    148,977.23x = 223,460.37 × 49,134.60
  4. Step 4: Simplify right side
    148,977.23x = 10,979,635,895.80
  5. Step 5: Solve for x
    x = 10,979,635,895.80/148,977.23
  6. Step 6: Final answer
    x = 73,700.10

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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.