Home / 153,071.56-229,624.02-51,942.64

Finding the Fourth Proportional to 153,071.56, 229,624.02 and 51,942.64

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Solution

The fourth proportional to 153,071.56, 229,624.02 and 51,942.64 is: 77,919.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,071.56 : 229,624.02 = 51,942.64 : x
  2. Step 2: Convert to fraction form
    153,071.56/229,624.02 = 51,942.64/x
  3. Step 3: Cross multiply
    153,071.56x = 229,624.02 × 51,942.64
  4. Step 4: Simplify right side
    153,071.56x = 11,927,277,806.21
  5. Step 5: Solve for x
    x = 11,927,277,806.21/153,071.56
  6. Step 6: Final answer
    x = 77,919.62

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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.