Home / 88,424.01-122,024.79-48,137.64

Finding the Fourth Proportional to 88,424.01, 122,024.79 and 48,137.64

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Solution

The fourth proportional to 88,424.01, 122,024.79 and 48,137.64 is: 66,429.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,424.01 : 122,024.79 = 48,137.64 : x
  2. Step 2: Convert to fraction form
    88,424.01/122,024.79 = 48,137.64/x
  3. Step 3: Cross multiply
    88,424.01x = 122,024.79 × 48,137.64
  4. Step 4: Simplify right side
    88,424.01x = 5,873,985,412.10
  5. Step 5: Solve for x
    x = 5,873,985,412.10/88,424.01
  6. Step 6: Final answer
    x = 66,429.76

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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.