Home / 236,973.81-326,992.28-152,205.69

Finding the Fourth Proportional to 236,973.81, 326,992.28 and 152,205.69

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Solution

The fourth proportional to 236,973.81, 326,992.28 and 152,205.69 is: 210,023.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,973.81 : 326,992.28 = 152,205.69 : x
  2. Step 2: Convert to fraction form
    236,973.81/326,992.28 = 152,205.69/x
  3. Step 3: Cross multiply
    236,973.81x = 326,992.28 × 152,205.69
  4. Step 4: Simplify right side
    236,973.81x = 49,770,084,841.04
  5. Step 5: Solve for x
    x = 49,770,084,841.04/236,973.81
  6. Step 6: Final answer
    x = 210,023.57

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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.