Home / 94,775.37-142,153.31-31,588.65

Finding the Fourth Proportional to 94,775.37, 142,153.31 and 31,588.65

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Solution

The fourth proportional to 94,775.37, 142,153.31 and 31,588.65 is: 47,379.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,775.37 : 142,153.31 = 31,588.65 : x
  2. Step 2: Convert to fraction form
    94,775.37/142,153.31 = 31,588.65/x
  3. Step 3: Cross multiply
    94,775.37x = 142,153.31 × 31,588.65
  4. Step 4: Simplify right side
    94,775.37x = 4,490,430,997.99
  5. Step 5: Solve for x
    x = 4,490,430,997.99/94,775.37
  6. Step 6: Final answer
    x = 47,379.73

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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.