Home / 127,109.68-190,665.60-32,339.95

Finding the Fourth Proportional to 127,109.68, 190,665.60 and 32,339.95

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Solution

The fourth proportional to 127,109.68, 190,665.60 and 32,339.95 is: 48,510.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,109.68 : 190,665.60 = 32,339.95 : x
  2. Step 2: Convert to fraction form
    127,109.68/190,665.60 = 32,339.95/x
  3. Step 3: Cross multiply
    127,109.68x = 190,665.60 × 32,339.95
  4. Step 4: Simplify right side
    127,109.68x = 6,166,115,970.72
  5. Step 5: Solve for x
    x = 6,166,115,970.72/127,109.68
  6. Step 6: Final answer
    x = 48,510.20

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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.