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Finding the Fourth Proportional to 116,758.44, 174,985.38 and 53,555.76

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Solution

The fourth proportional to 116,758.44, 174,985.38 and 53,555.76 is: 80,263.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,758.44 : 174,985.38 = 53,555.76 : x
  2. Step 2: Convert to fraction form
    116,758.44/174,985.38 = 53,555.76/x
  3. Step 3: Cross multiply
    116,758.44x = 174,985.38 × 53,555.76
  4. Step 4: Simplify right side
    116,758.44x = 9,371,475,014.79
  5. Step 5: Solve for x
    x = 9,371,475,014.79/116,758.44
  6. Step 6: Final answer
    x = 80,263.79

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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.