Home / 115,840.60-173,777.10-49,280.20

Finding the Fourth Proportional to 115,840.60, 173,777.10 and 49,280.20

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Solution

The fourth proportional to 115,840.60, 173,777.10 and 49,280.20 is: 73,927.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,840.60 : 173,777.10 = 49,280.20 : x
  2. Step 2: Convert to fraction form
    115,840.60/173,777.10 = 49,280.20/x
  3. Step 3: Cross multiply
    115,840.60x = 173,777.10 × 49,280.20
  4. Step 4: Simplify right side
    115,840.60x = 8,563,770,243.42
  5. Step 5: Solve for x
    x = 8,563,770,243.42/115,840.60
  6. Step 6: Final answer
    x = 73,927.19

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1.5x scale

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.