Home / 90,024.70-134,953.56-30,846.31

Finding the Fourth Proportional to 90,024.70, 134,953.56 and 30,846.31

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Solution

The fourth proportional to 90,024.70, 134,953.56 and 30,846.31 is: 46,240.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,024.70 : 134,953.56 = 30,846.31 : x
  2. Step 2: Convert to fraction form
    90,024.70/134,953.56 = 30,846.31/x
  3. Step 3: Cross multiply
    90,024.70x = 134,953.56 × 30,846.31
  4. Step 4: Simplify right side
    90,024.70x = 4,162,819,347.36
  5. Step 5: Solve for x
    x = 4,162,819,347.36/90,024.70
  6. Step 6: Final answer
    x = 46,240.86

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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.