Home / 89,135,986.08-122,962,384.08-58,214,255.52

Finding the Fourth Proportional to 89,135,986.08, 122,962,384.08 and 58,214,255.52

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Solution

The fourth proportional to 89,135,986.08, 122,962,384.08 and 58,214,255.52 is: 80,306,102.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,135,986.08 : 122,962,384.08 = 58,214,255.52 : x
  2. Step 2: Convert to fraction form
    89,135,986.08/122,962,384.08 = 58,214,255.52/x
  3. Step 3: Cross multiply
    89,135,986.08x = 122,962,384.08 × 58,214,255.52
  4. Step 4: Simplify right side
    89,135,986.08x = 7,158,163,646,181,500
  5. Step 5: Solve for x
    x = 7,158,163,646,181,500/89,135,986.08
  6. Step 6: Final answer
    x = 80,306,102.63

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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.