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Finding the Fourth Proportional to 188,248.52, 282,289.88 and 88,437.08

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Solution

The fourth proportional to 188,248.52, 282,289.88 and 88,437.08 is: 132,616.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,248.52 : 282,289.88 = 88,437.08 : x
  2. Step 2: Convert to fraction form
    188,248.52/282,289.88 = 88,437.08/x
  3. Step 3: Cross multiply
    188,248.52x = 282,289.88 × 88,437.08
  4. Step 4: Simplify right side
    188,248.52x = 24,964,890,847.12
  5. Step 5: Solve for x
    x = 24,964,890,847.12/188,248.52
  6. Step 6: Final answer
    x = 132,616.67

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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.