Home / 127,699.23-191,549.00-38,948.04

Finding the Fourth Proportional to 127,699.23, 191,549.00 and 38,948.04

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Solution

The fourth proportional to 127,699.23, 191,549.00 and 38,948.04 is: 58,422.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,699.23 : 191,549.00 = 38,948.04 : x
  2. Step 2: Convert to fraction form
    127,699.23/191,549.00 = 38,948.04/x
  3. Step 3: Cross multiply
    127,699.23x = 191,549.00 × 38,948.04
  4. Step 4: Simplify right side
    127,699.23x = 7,460,458,211.33
  5. Step 5: Solve for x
    x = 7,460,458,211.33/127,699.23
  6. Step 6: Final answer
    x = 58,422.11

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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.