Home / 208,065.35-286,868.75-169,786.01

Finding the Fourth Proportional to 208,065.35, 286,868.75 and 169,786.01

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Solution

The fourth proportional to 208,065.35, 286,868.75 and 169,786.01 is: 234,091.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,065.35 : 286,868.75 = 169,786.01 : x
  2. Step 2: Convert to fraction form
    208,065.35/286,868.75 = 169,786.01/x
  3. Step 3: Cross multiply
    208,065.35x = 286,868.75 × 169,786.01
  4. Step 4: Simplify right side
    208,065.35x = 48,706,298,172.91
  5. Step 5: Solve for x
    x = 48,706,298,172.91/208,065.35
  6. Step 6: Final answer
    x = 234,091.35

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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.