Home / 46,399.31-64,031.21-25,178.57

Finding the Fourth Proportional to 46,399.31, 64,031.21 and 25,178.57

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Solution

The fourth proportional to 46,399.31, 64,031.21 and 25,178.57 is: 34,746.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,399.31 : 64,031.21 = 25,178.57 : x
  2. Step 2: Convert to fraction form
    46,399.31/64,031.21 = 25,178.57/x
  3. Step 3: Cross multiply
    46,399.31x = 64,031.21 × 25,178.57
  4. Step 4: Simplify right side
    46,399.31x = 1,612,214,045.96
  5. Step 5: Solve for x
    x = 1,612,214,045.96/46,399.31
  6. Step 6: Final answer
    x = 34,746.51

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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.