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Finding the Fourth Proportional to 219,482.71, 329,216.60 and 93,041.61

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Solution

The fourth proportional to 219,482.71, 329,216.60 and 93,041.61 is: 139,559.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,482.71 : 329,216.60 = 93,041.61 : x
  2. Step 2: Convert to fraction form
    219,482.71/329,216.60 = 93,041.61/x
  3. Step 3: Cross multiply
    219,482.71x = 329,216.60 × 93,041.61
  4. Step 4: Simplify right side
    219,482.71x = 30,630,840,391.44
  5. Step 5: Solve for x
    x = 30,630,840,391.44/219,482.71
  6. Step 6: Final answer
    x = 139,559.24

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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.