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Finding the Fourth Proportional to 114,566.40, 171,655.20 and 94,737.60

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Solution

The fourth proportional to 114,566.40, 171,655.20 and 94,737.60 is: 141,945.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,566.40 : 171,655.20 = 94,737.60 : x
  2. Step 2: Convert to fraction form
    114,566.40/171,655.20 = 94,737.60/x
  3. Step 3: Cross multiply
    114,566.40x = 171,655.20 × 94,737.60
  4. Step 4: Simplify right side
    114,566.40x = 16,262,201,675.52
  5. Step 5: Solve for x
    x = 16,262,201,675.52/114,566.40
  6. Step 6: Final answer
    x = 141,945.65

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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.