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Finding the Fourth Proportional to 99,047.98, 148,596 and 56,954.98

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Solution

The fourth proportional to 99,047.98, 148,596 and 56,954.98 is: 85,446.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,047.98 : 148,596 = 56,954.98 : x
  2. Step 2: Convert to fraction form
    99,047.98/148,596 = 56,954.98/x
  3. Step 3: Cross multiply
    99,047.98x = 148,596 × 56,954.98
  4. Step 4: Simplify right side
    99,047.98x = 8,463,282,208.08
  5. Step 5: Solve for x
    x = 8,463,282,208.08/99,047.98
  6. Step 6: Final answer
    x = 85,446.29

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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.