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Finding the Fourth Proportional to 45,798.72, 68,640.60 and 24,737.88

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Solution

The fourth proportional to 45,798.72, 68,640.60 and 24,737.88 is: 37,075.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,798.72 : 68,640.60 = 24,737.88 : x
  2. Step 2: Convert to fraction form
    45,798.72/68,640.60 = 24,737.88/x
  3. Step 3: Cross multiply
    45,798.72x = 68,640.60 × 24,737.88
  4. Step 4: Simplify right side
    45,798.72x = 1,698,022,925.93
  5. Step 5: Solve for x
    x = 1,698,022,925.93/45,798.72
  6. Step 6: Final answer
    x = 37,075.77

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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.