Home / 113,758.35-156,986.34-62,771.04

Finding the Fourth Proportional to 113,758.35, 156,986.34 and 62,771.04

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Solution

The fourth proportional to 113,758.35, 156,986.34 and 62,771.04 is: 86,623.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,758.35 : 156,986.34 = 62,771.04 : x
  2. Step 2: Convert to fraction form
    113,758.35/156,986.34 = 62,771.04/x
  3. Step 3: Cross multiply
    113,758.35x = 156,986.34 × 62,771.04
  4. Step 4: Simplify right side
    113,758.35x = 9,854,194,728.81
  5. Step 5: Solve for x
    x = 9,854,194,728.81/113,758.35
  6. Step 6: Final answer
    x = 86,623.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.