Home / 117,337.08-176,013.84-47,216.72

Finding the Fourth Proportional to 117,337.08, 176,013.84 and 47,216.72

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Solution

The fourth proportional to 117,337.08, 176,013.84 and 47,216.72 is: 70,828.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,337.08 : 176,013.84 = 47,216.72 : x
  2. Step 2: Convert to fraction form
    117,337.08/176,013.84 = 47,216.72/x
  3. Step 3: Cross multiply
    117,337.08x = 176,013.84 × 47,216.72
  4. Step 4: Simplify right side
    117,337.08x = 8,310,796,199.40
  5. Step 5: Solve for x
    x = 8,310,796,199.40/117,337.08
  6. Step 6: Final answer
    x = 70,828.39

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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.