Home / 51,456.64-77,570.64-48,027.52

Finding the Fourth Proportional to 51,456.64, 77,570.64 and 48,027.52

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Solution

The fourth proportional to 51,456.64, 77,570.64 and 48,027.52 is: 72,401.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,456.64 : 77,570.64 = 48,027.52 : x
  2. Step 2: Convert to fraction form
    51,456.64/77,570.64 = 48,027.52/x
  3. Step 3: Cross multiply
    51,456.64x = 77,570.64 × 48,027.52
  4. Step 4: Simplify right side
    51,456.64x = 3,725,525,464.01
  5. Step 5: Solve for x
    x = 3,725,525,464.01/51,456.64
  6. Step 6: Final answer
    x = 72,401.26

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.