Home / 236,865.51-326,648.48-155,071.71

Finding the Fourth Proportional to 236,865.51, 326,648.48 and 155,071.71

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Solution

The fourth proportional to 236,865.51, 326,648.48 and 155,071.71 is: 213,851.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,865.51 : 326,648.48 = 155,071.71 : x
  2. Step 2: Convert to fraction form
    236,865.51/326,648.48 = 155,071.71/x
  3. Step 3: Cross multiply
    236,865.51x = 326,648.48 × 155,071.71
  4. Step 4: Simplify right side
    236,865.51x = 50,653,938,362.50
  5. Step 5: Solve for x
    x = 50,653,938,362.50/236,865.51
  6. Step 6: Final answer
    x = 213,851.05

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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.