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Finding the Fourth Proportional to 173,485.16, 260,227.76 and 48,826.16

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Solution

The fourth proportional to 173,485.16, 260,227.76 and 48,826.16 is: 73,239.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,485.16 : 260,227.76 = 48,826.16 : x
  2. Step 2: Convert to fraction form
    173,485.16/260,227.76 = 48,826.16/x
  3. Step 3: Cross multiply
    173,485.16x = 260,227.76 × 48,826.16
  4. Step 4: Simplify right side
    173,485.16x = 12,705,922,246.20
  5. Step 5: Solve for x
    x = 12,705,922,246.20/173,485.16
  6. Step 6: Final answer
    x = 73,239.25

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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.