Home / 110,313.60-165,415.70-39,225.56

Finding the Fourth Proportional to 110,313.60, 165,415.70 and 39,225.56

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Solution

The fourth proportional to 110,313.60, 165,415.70 and 39,225.56 is: 58,818.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,313.60 : 165,415.70 = 39,225.56 : x
  2. Step 2: Convert to fraction form
    110,313.60/165,415.70 = 39,225.56/x
  3. Step 3: Cross multiply
    110,313.60x = 165,415.70 × 39,225.56
  4. Step 4: Simplify right side
    110,313.60x = 6,488,523,465.29
  5. Step 5: Solve for x
    x = 6,488,523,465.29/110,313.60
  6. Step 6: Final answer
    x = 58,818.89

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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.