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Finding the Fourth Proportional to 77,349.52, 116,032.38 and 32,980.96

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Solution

The fourth proportional to 77,349.52, 116,032.38 and 32,980.96 is: 49,474.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,349.52 : 116,032.38 = 32,980.96 : x
  2. Step 2: Convert to fraction form
    77,349.52/116,032.38 = 32,980.96/x
  3. Step 3: Cross multiply
    77,349.52x = 116,032.38 × 32,980.96
  4. Step 4: Simplify right side
    77,349.52x = 3,826,859,283.48
  5. Step 5: Solve for x
    x = 3,826,859,283.48/77,349.52
  6. Step 6: Final answer
    x = 49,474.89

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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.