Home / 127,374.10-191,255.55-97,825.30

Finding the Fourth Proportional to 127,374.10, 191,255.55 and 97,825.30

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Solution

The fourth proportional to 127,374.10, 191,255.55 and 97,825.30 is: 146,887.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,374.10 : 191,255.55 = 97,825.30 : x
  2. Step 2: Convert to fraction form
    127,374.10/191,255.55 = 97,825.30/x
  3. Step 3: Cross multiply
    127,374.10x = 191,255.55 × 97,825.30
  4. Step 4: Simplify right side
    127,374.10x = 18,709,631,555.42
  5. Step 5: Solve for x
    x = 18,709,631,555.42/127,374.10
  6. Step 6: Final answer
    x = 146,887.25

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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.