Home / 92,943.33-128,262.58-50,501.86

Finding the Fourth Proportional to 92,943.33, 128,262.58 and 50,501.86

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Solution

The fourth proportional to 92,943.33, 128,262.58 and 50,501.86 is: 69,692.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,943.33 : 128,262.58 = 50,501.86 : x
  2. Step 2: Convert to fraction form
    92,943.33/128,262.58 = 50,501.86/x
  3. Step 3: Cross multiply
    92,943.33x = 128,262.58 × 50,501.86
  4. Step 4: Simplify right side
    92,943.33x = 6,477,498,411.49
  5. Step 5: Solve for x
    x = 6,477,498,411.49/92,943.33
  6. Step 6: Final answer
    x = 69,692.99

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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.