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Finding the Fourth Proportional to 56,487.92, 84,598.26 and 49,051.98

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Solution

The fourth proportional to 56,487.92, 84,598.26 and 49,051.98 is: 73,461.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,487.92 : 84,598.26 = 49,051.98 : x
  2. Step 2: Convert to fraction form
    56,487.92/84,598.26 = 49,051.98/x
  3. Step 3: Cross multiply
    56,487.92x = 84,598.26 × 49,051.98
  4. Step 4: Simplify right side
    56,487.92x = 4,149,712,157.55
  5. Step 5: Solve for x
    x = 4,149,712,157.55/56,487.92
  6. Step 6: Final answer
    x = 73,461.95

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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.