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Finding the Fourth Proportional to 114,554.48, 171,762.62 and 51,363.17

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Solution

The fourth proportional to 114,554.48, 171,762.62 and 51,363.17 is: 77,013.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,554.48 : 171,762.62 = 51,363.17 : x
  2. Step 2: Convert to fraction form
    114,554.48/171,762.62 = 51,363.17/x
  3. Step 3: Cross multiply
    114,554.48x = 171,762.62 × 51,363.17
  4. Step 4: Simplify right side
    114,554.48x = 8,822,271,535.08
  5. Step 5: Solve for x
    x = 8,822,271,535.08/114,554.48
  6. Step 6: Final answer
    x = 77,013.77

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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.