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Finding the Fourth Proportional to 117,379.24, 175,768.32 and 64,730.32

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Solution

The fourth proportional to 117,379.24, 175,768.32 and 64,730.32 is: 96,929.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,379.24 : 175,768.32 = 64,730.32 : x
  2. Step 2: Convert to fraction form
    117,379.24/175,768.32 = 64,730.32/x
  3. Step 3: Cross multiply
    117,379.24x = 175,768.32 × 64,730.32
  4. Step 4: Simplify right side
    117,379.24x = 11,377,539,599.46
  5. Step 5: Solve for x
    x = 11,377,539,599.46/117,379.24
  6. Step 6: Final answer
    x = 96,929.74

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1.5x scale

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.