Home / 258,223.41-387,320.06-116,031.96

Finding the Fourth Proportional to 258,223.41, 387,320.06 and 116,031.96

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Solution

The fourth proportional to 258,223.41, 387,320.06 and 116,031.96 is: 174,041.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,223.41 : 387,320.06 = 116,031.96 : x
  2. Step 2: Convert to fraction form
    258,223.41/387,320.06 = 116,031.96/x
  3. Step 3: Cross multiply
    258,223.41x = 387,320.06 × 116,031.96
  4. Step 4: Simplify right side
    258,223.41x = 44,941,505,999.20
  5. Step 5: Solve for x
    x = 44,941,505,999.20/258,223.41
  6. Step 6: Final answer
    x = 174,041.18

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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.