Home / 88,545-122,193.34-50,819.24

Finding the Fourth Proportional to 88,545, 122,193.34 and 50,819.24

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Solution

The fourth proportional to 88,545, 122,193.34 and 50,819.24 is: 70,131.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,545 : 122,193.34 = 50,819.24 : x
  2. Step 2: Convert to fraction form
    88,545/122,193.34 = 50,819.24/x
  3. Step 3: Cross multiply
    88,545x = 122,193.34 × 50,819.24
  4. Step 4: Simplify right side
    88,545x = 6,209,772,671.86
  5. Step 5: Solve for x
    x = 6,209,772,671.86/88,545
  6. Step 6: Final answer
    x = 70,131.26

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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.