Home / 94,874.22-142,295.13-31,687.16

Finding the Fourth Proportional to 94,874.22, 142,295.13 and 31,687.16

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Solution

The fourth proportional to 94,874.22, 142,295.13 and 31,687.16 is: 47,525.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,874.22 : 142,295.13 = 31,687.16 : x
  2. Step 2: Convert to fraction form
    94,874.22/142,295.13 = 31,687.16/x
  3. Step 3: Cross multiply
    94,874.22x = 142,295.13 × 31,687.16
  4. Step 4: Simplify right side
    94,874.22x = 4,508,927,840.06
  5. Step 5: Solve for x
    x = 4,508,927,840.06/94,874.22
  6. Step 6: Final answer
    x = 47,525.32

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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.