Home / 56,925.32-78,556.64-33,057.86

Finding the Fourth Proportional to 56,925.32, 78,556.64 and 33,057.86

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Solution

The fourth proportional to 56,925.32, 78,556.64 and 33,057.86 is: 45,619.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,925.32 : 78,556.64 = 33,057.86 : x
  2. Step 2: Convert to fraction form
    56,925.32/78,556.64 = 33,057.86/x
  3. Step 3: Cross multiply
    56,925.32x = 78,556.64 × 33,057.86
  4. Step 4: Simplify right side
    56,925.32x = 2,596,914,407.19
  5. Step 5: Solve for x
    x = 2,596,914,407.19/56,925.32
  6. Step 6: Final answer
    x = 45,619.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.