Home / 236,463.56-326,675.12-154,985.15

Finding the Fourth Proportional to 236,463.56, 326,675.12 and 154,985.15

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Solution

The fourth proportional to 236,463.56, 326,675.12 and 154,985.15 is: 214,112.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,463.56 : 326,675.12 = 154,985.15 : x
  2. Step 2: Convert to fraction form
    236,463.56/326,675.12 = 154,985.15/x
  3. Step 3: Cross multiply
    236,463.56x = 326,675.12 × 154,985.15
  4. Step 4: Simplify right side
    236,463.56x = 50,629,791,228.56
  5. Step 5: Solve for x
    x = 50,629,791,228.56/236,463.56
  6. Step 6: Final answer
    x = 214,112.45

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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.