Home / 151,743.60-227,615.40-51,870.60

Finding the Fourth Proportional to 151,743.60, 227,615.40 and 51,870.60

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Solution

The fourth proportional to 151,743.60, 227,615.40 and 51,870.60 is: 77,805.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,743.60 : 227,615.40 = 51,870.60 : x
  2. Step 2: Convert to fraction form
    151,743.60/227,615.40 = 51,870.60/x
  3. Step 3: Cross multiply
    151,743.60x = 227,615.40 × 51,870.60
  4. Step 4: Simplify right side
    151,743.60x = 11,806,547,367.24
  5. Step 5: Solve for x
    x = 11,806,547,367.24/151,743.60
  6. Step 6: Final answer
    x = 77,805.90

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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.