Home / 77,835.33-116,561.63-49,672.24

Finding the Fourth Proportional to 77,835.33, 116,561.63 and 49,672.24

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Solution

The fourth proportional to 77,835.33, 116,561.63 and 49,672.24 is: 74,386.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,835.33 : 116,561.63 = 49,672.24 : x
  2. Step 2: Convert to fraction form
    77,835.33/116,561.63 = 49,672.24/x
  3. Step 3: Cross multiply
    77,835.33x = 116,561.63 × 49,672.24
  4. Step 4: Simplify right side
    77,835.33x = 5,789,877,092.93
  5. Step 5: Solve for x
    x = 5,789,877,092.93/77,835.33
  6. Step 6: Final answer
    x = 74,386.23

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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.