Home / 79,465.19-119,212.56-26,160.17

Finding the Fourth Proportional to 79,465.19, 119,212.56 and 26,160.17

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Solution

The fourth proportional to 79,465.19, 119,212.56 and 26,160.17 is: 39,245.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,465.19 : 119,212.56 = 26,160.17 : x
  2. Step 2: Convert to fraction form
    79,465.19/119,212.56 = 26,160.17/x
  3. Step 3: Cross multiply
    79,465.19x = 119,212.56 × 26,160.17
  4. Step 4: Simplify right side
    79,465.19x = 3,118,620,239.67
  5. Step 5: Solve for x
    x = 3,118,620,239.67/79,465.19
  6. Step 6: Final answer
    x = 39,245.11

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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.