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Finding the Fourth Proportional to 76,295.58, 114,421.50 and 22,992.72

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Solution

The fourth proportional to 76,295.58, 114,421.50 and 22,992.72 is: 34,482.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,295.58 : 114,421.50 = 22,992.72 : x
  2. Step 2: Convert to fraction form
    76,295.58/114,421.50 = 22,992.72/x
  3. Step 3: Cross multiply
    76,295.58x = 114,421.50 × 22,992.72
  4. Step 4: Simplify right side
    76,295.58x = 2,630,861,511.48
  5. Step 5: Solve for x
    x = 2,630,861,511.48/76,295.58
  6. Step 6: Final answer
    x = 34,482.49

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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.