Home / 90,356.38-124,692.54-50,070.82

Finding the Fourth Proportional to 90,356.38, 124,692.54 and 50,070.82

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Solution

The fourth proportional to 90,356.38, 124,692.54 and 50,070.82 is: 69,098.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,356.38 : 124,692.54 = 50,070.82 : x
  2. Step 2: Convert to fraction form
    90,356.38/124,692.54 = 50,070.82/x
  3. Step 3: Cross multiply
    90,356.38x = 124,692.54 × 50,070.82
  4. Step 4: Simplify right side
    90,356.38x = 6,243,457,725.68
  5. Step 5: Solve for x
    x = 6,243,457,725.68/90,356.38
  6. Step 6: Final answer
    x = 69,098.14

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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.