Home / 157,664.40-236,496.60-155,072.40

Finding the Fourth Proportional to 157,664.40, 236,496.60 and 155,072.40

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Solution

The fourth proportional to 157,664.40, 236,496.60 and 155,072.40 is: 232,608.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,664.40 : 236,496.60 = 155,072.40 : x
  2. Step 2: Convert to fraction form
    157,664.40/236,496.60 = 155,072.40/x
  3. Step 3: Cross multiply
    157,664.40x = 236,496.60 × 155,072.40
  4. Step 4: Simplify right side
    157,664.40x = 36,674,095,353.84
  5. Step 5: Solve for x
    x = 36,674,095,353.84/157,664.40
  6. Step 6: Final answer
    x = 232,608.60

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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.