Home / 127,374.08-191,054.22-52,492.82

Finding the Fourth Proportional to 127,374.08, 191,054.22 and 52,492.82

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Solution

The fourth proportional to 127,374.08, 191,054.22 and 52,492.82 is: 78,736.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,374.08 : 191,054.22 = 52,492.82 : x
  2. Step 2: Convert to fraction form
    127,374.08/191,054.22 = 52,492.82/x
  3. Step 3: Cross multiply
    127,374.08x = 191,054.22 × 52,492.82
  4. Step 4: Simplify right side
    127,374.08x = 10,028,974,780.70
  5. Step 5: Solve for x
    x = 10,028,974,780.70/127,374.08
  6. Step 6: Final answer
    x = 78,736.39

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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.