Home / 90,328.10-124,649.22-50,042.49

Finding the Fourth Proportional to 90,328.10, 124,649.22 and 50,042.49

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Solution

The fourth proportional to 90,328.10, 124,649.22 and 50,042.49 is: 69,056.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,328.10 : 124,649.22 = 50,042.49 : x
  2. Step 2: Convert to fraction form
    90,328.10/124,649.22 = 50,042.49/x
  3. Step 3: Cross multiply
    90,328.10x = 124,649.22 × 50,042.49
  4. Step 4: Simplify right side
    90,328.10x = 6,237,757,345.36
  5. Step 5: Solve for x
    x = 6,237,757,345.36/90,328.10
  6. Step 6: Final answer
    x = 69,056.67

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1.5x scale

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.