Home / 152,668.37-210,671.88-84,682.64

Finding the Fourth Proportional to 152,668.37, 210,671.88 and 84,682.64

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Solution

The fourth proportional to 152,668.37, 210,671.88 and 84,682.64 is: 116,856.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,668.37 : 210,671.88 = 84,682.64 : x
  2. Step 2: Convert to fraction form
    152,668.37/210,671.88 = 84,682.64/x
  3. Step 3: Cross multiply
    152,668.37x = 210,671.88 × 84,682.64
  4. Step 4: Simplify right side
    152,668.37x = 17,840,250,972.16
  5. Step 5: Solve for x
    x = 17,840,250,972.16/152,668.37
  6. Step 6: Final answer
    x = 116,856.24

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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.