Home / 236,531.40-355,206.70-166,899.40

Finding the Fourth Proportional to 236,531.40, 355,206.70 and 166,899.40

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Solution

The fourth proportional to 236,531.40, 355,206.70 and 166,899.40 is: 250,638.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,531.40 : 355,206.70 = 166,899.40 : x
  2. Step 2: Convert to fraction form
    236,531.40/355,206.70 = 166,899.40/x
  3. Step 3: Cross multiply
    236,531.40x = 355,206.70 × 166,899.40
  4. Step 4: Simplify right side
    236,531.40x = 59,283,785,105.98
  5. Step 5: Solve for x
    x = 59,283,785,105.98/236,531.40
  6. Step 6: Final answer
    x = 250,638.12

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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.