Home / 119,426.16-178,745.52-66,036.06

Finding the Fourth Proportional to 119,426.16, 178,745.52 and 66,036.06

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Solution

The fourth proportional to 119,426.16, 178,745.52 and 66,036.06 is: 98,836.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,426.16 : 178,745.52 = 66,036.06 : x
  2. Step 2: Convert to fraction form
    119,426.16/178,745.52 = 66,036.06/x
  3. Step 3: Cross multiply
    119,426.16x = 178,745.52 × 66,036.06
  4. Step 4: Simplify right side
    119,426.16x = 11,803,649,883.45
  5. Step 5: Solve for x
    x = 11,803,649,883.45/119,426.16
  6. Step 6: Final answer
    x = 98,836.38

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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.