Home / 116,609.13-174,913.12-45,538.98

Finding the Fourth Proportional to 116,609.13, 174,913.12 and 45,538.98

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Solution

The fourth proportional to 116,609.13, 174,913.12 and 45,538.98 is: 68,308.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,609.13 : 174,913.12 = 45,538.98 : x
  2. Step 2: Convert to fraction form
    116,609.13/174,913.12 = 45,538.98/x
  3. Step 3: Cross multiply
    116,609.13x = 174,913.12 × 45,538.98
  4. Step 4: Simplify right side
    116,609.13x = 7,965,364,845.72
  5. Step 5: Solve for x
    x = 7,965,364,845.72/116,609.13
  6. Step 6: Final answer
    x = 68,308.24

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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.