Home / 117,630.28-176,426.88-97,767.32

Finding the Fourth Proportional to 117,630.28, 176,426.88 and 97,767.32

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Solution

The fourth proportional to 117,630.28, 176,426.88 and 97,767.32 is: 146,635.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,630.28 : 176,426.88 = 97,767.32 : x
  2. Step 2: Convert to fraction form
    117,630.28/176,426.88 = 97,767.32/x
  3. Step 3: Cross multiply
    117,630.28x = 176,426.88 × 97,767.32
  4. Step 4: Simplify right side
    117,630.28x = 17,248,783,233.56
  5. Step 5: Solve for x
    x = 17,248,783,233.56/117,630.28
  6. Step 6: Final answer
    x = 146,635.57

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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.