Home / 250,972.86-346,343.14-137,802.90

Finding the Fourth Proportional to 250,972.86, 346,343.14 and 137,802.90

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Solution

The fourth proportional to 250,972.86, 346,343.14 and 137,802.90 is: 190,168.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,972.86 : 346,343.14 = 137,802.90 : x
  2. Step 2: Convert to fraction form
    250,972.86/346,343.14 = 137,802.90/x
  3. Step 3: Cross multiply
    250,972.86x = 346,343.14 × 137,802.90
  4. Step 4: Simplify right side
    250,972.86x = 47,727,089,087.11
  5. Step 5: Solve for x
    x = 47,727,089,087.11/250,972.86
  6. Step 6: Final answer
    x = 190,168.33

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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.