Home / 117,440.64-176,186.48-38,551.84

Finding the Fourth Proportional to 117,440.64, 176,186.48 and 38,551.84

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Solution

The fourth proportional to 117,440.64, 176,186.48 and 38,551.84 is: 57,836.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,440.64 : 176,186.48 = 38,551.84 : x
  2. Step 2: Convert to fraction form
    117,440.64/176,186.48 = 38,551.84/x
  3. Step 3: Cross multiply
    117,440.64x = 176,186.48 × 38,551.84
  4. Step 4: Simplify right side
    117,440.64x = 6,792,312,987.12
  5. Step 5: Solve for x
    x = 6,792,312,987.12/117,440.64
  6. Step 6: Final answer
    x = 57,836.14

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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.