Home / 54,256.34-81,509.57-52,014.36

Finding the Fourth Proportional to 54,256.34, 81,509.57 and 52,014.36

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Solution

The fourth proportional to 54,256.34, 81,509.57 and 52,014.36 is: 78,141.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,256.34 : 81,509.57 = 52,014.36 : x
  2. Step 2: Convert to fraction form
    54,256.34/81,509.57 = 52,014.36/x
  3. Step 3: Cross multiply
    54,256.34x = 81,509.57 × 52,014.36
  4. Step 4: Simplify right side
    54,256.34x = 4,239,668,117.43
  5. Step 5: Solve for x
    x = 4,239,668,117.43/54,256.34
  6. Step 6: Final answer
    x = 78,141.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.