Home / 127,086.99-190,497.46-42,818.04

Finding the Fourth Proportional to 127,086.99, 190,497.46 and 42,818.04

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Solution

The fourth proportional to 127,086.99, 190,497.46 and 42,818.04 is: 64,182.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,086.99 : 190,497.46 = 42,818.04 : x
  2. Step 2: Convert to fraction form
    127,086.99/190,497.46 = 42,818.04/x
  3. Step 3: Cross multiply
    127,086.99x = 190,497.46 × 42,818.04
  4. Step 4: Simplify right side
    127,086.99x = 8,156,727,862.18
  5. Step 5: Solve for x
    x = 8,156,727,862.18/127,086.99
  6. Step 6: Final answer
    x = 64,182.24

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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.