Home / 183,933.32-253,839.72-107,477.20

Finding the Fourth Proportional to 183,933.32, 253,839.72 and 107,477.20

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Solution

The fourth proportional to 183,933.32, 253,839.72 and 107,477.20 is: 148,325.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,933.32 : 253,839.72 = 107,477.20 : x
  2. Step 2: Convert to fraction form
    183,933.32/253,839.72 = 107,477.20/x
  3. Step 3: Cross multiply
    183,933.32x = 253,839.72 × 107,477.20
  4. Step 4: Simplify right side
    183,933.32x = 27,281,982,354.38
  5. Step 5: Solve for x
    x = 27,281,982,354.38/183,933.32
  6. Step 6: Final answer
    x = 148,325.40

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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.