Home / 51,830.28-77,743.98-36,258.12

Finding the Fourth Proportional to 51,830.28, 77,743.98 and 36,258.12

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Solution

The fourth proportional to 51,830.28, 77,743.98 and 36,258.12 is: 54,386.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,830.28 : 77,743.98 = 36,258.12 : x
  2. Step 2: Convert to fraction form
    51,830.28/77,743.98 = 36,258.12/x
  3. Step 3: Cross multiply
    51,830.28x = 77,743.98 × 36,258.12
  4. Step 4: Simplify right side
    51,830.28x = 2,818,850,556.12
  5. Step 5: Solve for x
    x = 2,818,850,556.12/51,830.28
  6. Step 6: Final answer
    x = 54,386.17

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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.