Home / 152,329.28-228,100.32-105,090.08

Finding the Fourth Proportional to 152,329.28, 228,100.32 and 105,090.08

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Solution

The fourth proportional to 152,329.28, 228,100.32 and 105,090.08 is: 157,363.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,329.28 : 228,100.32 = 105,090.08 : x
  2. Step 2: Convert to fraction form
    152,329.28/228,100.32 = 105,090.08/x
  3. Step 3: Cross multiply
    152,329.28x = 228,100.32 × 105,090.08
  4. Step 4: Simplify right side
    152,329.28x = 23,971,080,876.83
  5. Step 5: Solve for x
    x = 23,971,080,876.83/152,329.28
  6. Step 6: Final answer
    x = 157,363.58

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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.