Home / 45,780.36-68,365.10-35,807.64

Finding the Fourth Proportional to 45,780.36, 68,365.10 and 35,807.64

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Solution

The fourth proportional to 45,780.36, 68,365.10 and 35,807.64 is: 53,472.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,780.36 : 68,365.10 = 35,807.64 : x
  2. Step 2: Convert to fraction form
    45,780.36/68,365.10 = 35,807.64/x
  3. Step 3: Cross multiply
    45,780.36x = 68,365.10 × 35,807.64
  4. Step 4: Simplify right side
    45,780.36x = 2,447,992,889.36
  5. Step 5: Solve for x
    x = 2,447,992,889.36/45,780.36
  6. Step 6: Final answer
    x = 53,472.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.