Home / 51,445.48-77,553.80-48,016.33

Finding the Fourth Proportional to 51,445.48, 77,553.80 and 48,016.33

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Solution

The fourth proportional to 51,445.48, 77,553.80 and 48,016.33 is: 72,384.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,445.48 : 77,553.80 = 48,016.33 : x
  2. Step 2: Convert to fraction form
    51,445.48/77,553.80 = 48,016.33/x
  3. Step 3: Cross multiply
    51,445.48x = 77,553.80 × 48,016.33
  4. Step 4: Simplify right side
    51,445.48x = 3,723,848,682.77
  5. Step 5: Solve for x
    x = 3,723,848,682.77/51,445.48
  6. Step 6: Final answer
    x = 72,384.38

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1.5x scale

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.