Home / 127,308.83-191,004.70-60,740.35

Finding the Fourth Proportional to 127,308.83, 191,004.70 and 60,740.35

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Solution

The fourth proportional to 127,308.83, 191,004.70 and 60,740.35 is: 91,130.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,308.83 : 191,004.70 = 60,740.35 : x
  2. Step 2: Convert to fraction form
    127,308.83/191,004.70 = 60,740.35/x
  3. Step 3: Cross multiply
    127,308.83x = 191,004.70 × 60,740.35
  4. Step 4: Simplify right side
    127,308.83x = 11,601,691,700.28
  5. Step 5: Solve for x
    x = 11,601,691,700.28/127,308.83
  6. Step 6: Final answer
    x = 91,130.30

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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.