Home / 236,459.42-326,669.41-154,981.02

Finding the Fourth Proportional to 236,459.42, 326,669.41 and 154,981.02

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Solution

The fourth proportional to 236,459.42, 326,669.41 and 154,981.02 is: 214,106.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,459.42 : 326,669.41 = 154,981.02 : x
  2. Step 2: Convert to fraction form
    236,459.42/326,669.41 = 154,981.02/x
  3. Step 3: Cross multiply
    236,459.42x = 326,669.41 × 154,981.02
  4. Step 4: Simplify right side
    236,459.42x = 50,627,559,783.33
  5. Step 5: Solve for x
    x = 50,627,559,783.33/236,459.42
  6. Step 6: Final answer
    x = 214,106.76

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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.