Home / 127,560.76-191,302.20-34,054.36

Finding the Fourth Proportional to 127,560.76, 191,302.20 and 34,054.36

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Solution

The fourth proportional to 127,560.76, 191,302.20 and 34,054.36 is: 51,071.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,560.76 : 191,302.20 = 34,054.36 : x
  2. Step 2: Convert to fraction form
    127,560.76/191,302.20 = 34,054.36/x
  3. Step 3: Cross multiply
    127,560.76x = 191,302.20 × 34,054.36
  4. Step 4: Simplify right side
    127,560.76x = 6,514,673,987.59
  5. Step 5: Solve for x
    x = 6,514,673,987.59/127,560.76
  6. Step 6: Final answer
    x = 51,071.14

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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.