Home / 265,055.07-397,293.45-130,211.94

Finding the Fourth Proportional to 265,055.07, 397,293.45 and 130,211.94

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Solution

The fourth proportional to 265,055.07, 397,293.45 and 130,211.94 is: 195,175.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,055.07 : 397,293.45 = 130,211.94 : x
  2. Step 2: Convert to fraction form
    265,055.07/397,293.45 = 130,211.94/x
  3. Step 3: Cross multiply
    265,055.07x = 397,293.45 × 130,211.94
  4. Step 4: Simplify right side
    265,055.07x = 51,732,350,873.79
  5. Step 5: Solve for x
    x = 51,732,350,873.79/265,055.07
  6. Step 6: Final answer
    x = 195,175.86

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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.