Home / 339,176.64-508,897.44-126,075.36

Finding the Fourth Proportional to 339,176.64, 508,897.44 and 126,075.36

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Solution

The fourth proportional to 339,176.64, 508,897.44 and 126,075.36 is: 189,162.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,176.64 : 508,897.44 = 126,075.36 : x
  2. Step 2: Convert to fraction form
    339,176.64/508,897.44 = 126,075.36/x
  3. Step 3: Cross multiply
    339,176.64x = 508,897.44 × 126,075.36
  4. Step 4: Simplify right side
    339,176.64x = 64,159,427,951.08
  5. Step 5: Solve for x
    x = 64,159,427,951.08/339,176.64
  6. Step 6: Final answer
    x = 189,162.28

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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.