Home / 71,505.23-107,223.75-26,495.71

Finding the Fourth Proportional to 71,505.23, 107,223.75 and 26,495.71

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Solution

The fourth proportional to 71,505.23, 107,223.75 and 26,495.71 is: 39,730.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,505.23 : 107,223.75 = 26,495.71 : x
  2. Step 2: Convert to fraction form
    71,505.23/107,223.75 = 26,495.71/x
  3. Step 3: Cross multiply
    71,505.23x = 107,223.75 × 26,495.71
  4. Step 4: Simplify right side
    71,505.23x = 2,840,969,117.05
  5. Step 5: Solve for x
    x = 2,840,969,117.05/71,505.23
  6. Step 6: Final answer
    x = 39,730.93

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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.