Home / 139,827.06-192,899.88-94,488.32

Finding the Fourth Proportional to 139,827.06, 192,899.88 and 94,488.32

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Solution

The fourth proportional to 139,827.06, 192,899.88 and 94,488.32 is: 130,352.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,827.06 : 192,899.88 = 94,488.32 : x
  2. Step 2: Convert to fraction form
    139,827.06/192,899.88 = 94,488.32/x
  3. Step 3: Cross multiply
    139,827.06x = 192,899.88 × 94,488.32
  4. Step 4: Simplify right side
    139,827.06x = 18,226,786,071.65
  5. Step 5: Solve for x
    x = 18,226,786,071.65/139,827.06
  6. Step 6: Final answer
    x = 130,352.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.