Home / 295,134.88-442,647.60-126,685.12

Finding the Fourth Proportional to 295,134.88, 442,647.60 and 126,685.12

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Solution

The fourth proportional to 295,134.88, 442,647.60 and 126,685.12 is: 190,004.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,134.88 : 442,647.60 = 126,685.12 : x
  2. Step 2: Convert to fraction form
    295,134.88/442,647.60 = 126,685.12/x
  3. Step 3: Cross multiply
    295,134.88x = 442,647.60 × 126,685.12
  4. Step 4: Simplify right side
    295,134.88x = 56,076,864,323.71
  5. Step 5: Solve for x
    x = 56,076,864,323.71/295,134.88
  6. Step 6: Final answer
    x = 190,004.19

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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.