Home / 117,533.40-176,282.10-38,647.80

Finding the Fourth Proportional to 117,533.40, 176,282.10 and 38,647.80

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Solution

The fourth proportional to 117,533.40, 176,282.10 and 38,647.80 is: 57,965.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,533.40 : 176,282.10 = 38,647.80 : x
  2. Step 2: Convert to fraction form
    117,533.40/176,282.10 = 38,647.80/x
  3. Step 3: Cross multiply
    117,533.40x = 176,282.10 × 38,647.80
  4. Step 4: Simplify right side
    117,533.40x = 6,812,915,344.38
  5. Step 5: Solve for x
    x = 6,812,915,344.38/117,533.40
  6. Step 6: Final answer
    x = 57,965.78

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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.