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Finding the Fourth Proportional to 56,803.59, 85,147.97 and 23,477.67

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Solution

The fourth proportional to 56,803.59, 85,147.97 and 23,477.67 is: 35,192.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,803.59 : 85,147.97 = 23,477.67 : x
  2. Step 2: Convert to fraction form
    56,803.59/85,147.97 = 23,477.67/x
  3. Step 3: Cross multiply
    56,803.59x = 85,147.97 × 23,477.67
  4. Step 4: Simplify right side
    56,803.59x = 1,999,075,823.44
  5. Step 5: Solve for x
    x = 1,999,075,823.44/56,803.59
  6. Step 6: Final answer
    x = 35,192.77

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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.