Home / 57,157.78-78,898.44-46,528.96

Finding the Fourth Proportional to 57,157.78, 78,898.44 and 46,528.96

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Solution

The fourth proportional to 57,157.78, 78,898.44 and 46,528.96 is: 64,226.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,157.78 : 78,898.44 = 46,528.96 : x
  2. Step 2: Convert to fraction form
    57,157.78/78,898.44 = 46,528.96/x
  3. Step 3: Cross multiply
    57,157.78x = 78,898.44 × 46,528.96
  4. Step 4: Simplify right side
    57,157.78x = 3,671,062,358.82
  5. Step 5: Solve for x
    x = 3,671,062,358.82/57,157.78
  6. Step 6: Final answer
    x = 64,226.82

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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.