Home / 89,023.12-122,852.03-48,737.16

Finding the Fourth Proportional to 89,023.12, 122,852.03 and 48,737.16

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Solution

The fourth proportional to 89,023.12, 122,852.03 and 48,737.16 is: 67,257.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,023.12 : 122,852.03 = 48,737.16 : x
  2. Step 2: Convert to fraction form
    89,023.12/122,852.03 = 48,737.16/x
  3. Step 3: Cross multiply
    89,023.12x = 122,852.03 × 48,737.16
  4. Step 4: Simplify right side
    89,023.12x = 5,987,458,798.75
  5. Step 5: Solve for x
    x = 5,987,458,798.75/89,023.12
  6. Step 6: Final answer
    x = 67,257.35

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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.