Home / 51,432.36-77,109.66-41,038.44

Finding the Fourth Proportional to 51,432.36, 77,109.66 and 41,038.44

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Solution

The fourth proportional to 51,432.36, 77,109.66 and 41,038.44 is: 61,526.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,432.36 : 77,109.66 = 41,038.44 : x
  2. Step 2: Convert to fraction form
    51,432.36/77,109.66 = 41,038.44/x
  3. Step 3: Cross multiply
    51,432.36x = 77,109.66 × 41,038.44
  4. Step 4: Simplify right side
    51,432.36x = 3,164,460,155.33
  5. Step 5: Solve for x
    x = 3,164,460,155.33/51,432.36
  6. Step 6: Final answer
    x = 61,526.64

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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.