Home / 302,203.20-453,416.40-124,725.60

Finding the Fourth Proportional to 302,203.20, 453,416.40 and 124,725.60

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Solution

The fourth proportional to 302,203.20, 453,416.40 and 124,725.60 is: 187,134.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,203.20 : 453,416.40 = 124,725.60 : x
  2. Step 2: Convert to fraction form
    302,203.20/453,416.40 = 124,725.60/x
  3. Step 3: Cross multiply
    302,203.20x = 453,416.40 × 124,725.60
  4. Step 4: Simplify right side
    302,203.20x = 56,552,632,539.84
  5. Step 5: Solve for x
    x = 56,552,632,539.84/302,203.20
  6. Step 6: Final answer
    x = 187,134.46

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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.