Home / 134,331.82-201,490.44-40,830.28

Finding the Fourth Proportional to 134,331.82, 201,490.44 and 40,830.28

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Solution

The fourth proportional to 134,331.82, 201,490.44 and 40,830.28 is: 61,243.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,331.82 : 201,490.44 = 40,830.28 : x
  2. Step 2: Convert to fraction form
    134,331.82/201,490.44 = 40,830.28/x
  3. Step 3: Cross multiply
    134,331.82x = 201,490.44 × 40,830.28
  4. Step 4: Simplify right side
    134,331.82x = 8,226,911,082.52
  5. Step 5: Solve for x
    x = 8,226,911,082.52/134,331.82
  6. Step 6: Final answer
    x = 61,243.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.