Home / 355,962.47-533,929.73-131,225.74

Finding the Fourth Proportional to 355,962.47, 533,929.73 and 131,225.74

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Solution

The fourth proportional to 355,962.47, 533,929.73 and 131,225.74 is: 196,833.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,962.47 : 533,929.73 = 131,225.74 : x
  2. Step 2: Convert to fraction form
    355,962.47/533,929.73 = 131,225.74/x
  3. Step 3: Cross multiply
    355,962.47x = 533,929.73 × 131,225.74
  4. Step 4: Simplify right side
    355,962.47x = 70,065,321,936.30
  5. Step 5: Solve for x
    x = 70,065,321,936.30/355,962.47
  6. Step 6: Final answer
    x = 196,833.46

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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.