Home / 127,264.89-190,818.87-43,017.10

Finding the Fourth Proportional to 127,264.89, 190,818.87 and 43,017.10

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Solution

The fourth proportional to 127,264.89, 190,818.87 and 43,017.10 is: 64,499.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,264.89 : 190,818.87 = 43,017.10 : x
  2. Step 2: Convert to fraction form
    127,264.89/190,818.87 = 43,017.10/x
  3. Step 3: Cross multiply
    127,264.89x = 190,818.87 × 43,017.10
  4. Step 4: Simplify right side
    127,264.89x = 8,208,474,412.68
  5. Step 5: Solve for x
    x = 8,208,474,412.68/127,264.89
  6. Step 6: Final answer
    x = 64,499.13

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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.