Home / 152,606.58-210,607.64-84,629.85

Finding the Fourth Proportional to 152,606.58, 210,607.64 and 84,629.85

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Solution

The fourth proportional to 152,606.58, 210,607.64 and 84,629.85 is: 116,795.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,606.58 : 210,607.64 = 84,629.85 : x
  2. Step 2: Convert to fraction form
    152,606.58/210,607.64 = 84,629.85/x
  3. Step 3: Cross multiply
    152,606.58x = 210,607.64 × 84,629.85
  4. Step 4: Simplify right side
    152,606.58x = 17,823,692,982.05
  5. Step 5: Solve for x
    x = 17,823,692,982.05/152,606.58
  6. Step 6: Final answer
    x = 116,795.05

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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.