Home / 117,378.03-176,068.91-28,633.22

Finding the Fourth Proportional to 117,378.03, 176,068.91 and 28,633.22

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Solution

The fourth proportional to 117,378.03, 176,068.91 and 28,633.22 is: 42,950.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,378.03 : 176,068.91 = 28,633.22 : x
  2. Step 2: Convert to fraction form
    117,378.03/176,068.91 = 28,633.22/x
  3. Step 3: Cross multiply
    117,378.03x = 176,068.91 × 28,633.22
  4. Step 4: Simplify right side
    117,378.03x = 5,041,419,835.19
  5. Step 5: Solve for x
    x = 5,041,419,835.19/117,378.03
  6. Step 6: Final answer
    x = 42,950.28

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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.