Home / 127,296.36-175,669.02-69,939.36

Finding the Fourth Proportional to 127,296.36, 175,669.02 and 69,939.36

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Solution

The fourth proportional to 127,296.36, 175,669.02 and 69,939.36 is: 96,516.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,296.36 : 175,669.02 = 69,939.36 : x
  2. Step 2: Convert to fraction form
    127,296.36/175,669.02 = 69,939.36/x
  3. Step 3: Cross multiply
    127,296.36x = 175,669.02 × 69,939.36
  4. Step 4: Simplify right side
    127,296.36x = 12,286,178,830.63
  5. Step 5: Solve for x
    x = 12,286,178,830.63/127,296.36
  6. Step 6: Final answer
    x = 96,516.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.