Home / 236,803.08-355,344.70-87,148.46

Finding the Fourth Proportional to 236,803.08, 355,344.70 and 87,148.46

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Solution

The fourth proportional to 236,803.08, 355,344.70 and 87,148.46 is: 130,774.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,803.08 : 355,344.70 = 87,148.46 : x
  2. Step 2: Convert to fraction form
    236,803.08/355,344.70 = 87,148.46/x
  3. Step 3: Cross multiply
    236,803.08x = 355,344.70 × 87,148.46
  4. Step 4: Simplify right side
    236,803.08x = 30,967,743,374.16
  5. Step 5: Solve for x
    x = 30,967,743,374.16/236,803.08
  6. Step 6: Final answer
    x = 130,774.24

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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.