Home / 114,330.31-171,557.43-47,776.30

Finding the Fourth Proportional to 114,330.31, 171,557.43 and 47,776.30

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Solution

The fourth proportional to 114,330.31, 171,557.43 and 47,776.30 is: 71,690.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,330.31 : 171,557.43 = 47,776.30 : x
  2. Step 2: Convert to fraction form
    114,330.31/171,557.43 = 47,776.30/x
  3. Step 3: Cross multiply
    114,330.31x = 171,557.43 × 47,776.30
  4. Step 4: Simplify right side
    114,330.31x = 8,196,379,242.91
  5. Step 5: Solve for x
    x = 8,196,379,242.91/114,330.31
  6. Step 6: Final answer
    x = 71,690.34

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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.