Home / 107,151.26-147,858.78-59,400.56

Finding the Fourth Proportional to 107,151.26, 147,858.78 and 59,400.56

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Solution

The fourth proportional to 107,151.26, 147,858.78 and 59,400.56 is: 81,967.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,151.26 : 147,858.78 = 59,400.56 : x
  2. Step 2: Convert to fraction form
    107,151.26/147,858.78 = 59,400.56/x
  3. Step 3: Cross multiply
    107,151.26x = 147,858.78 × 59,400.56
  4. Step 4: Simplify right side
    107,151.26x = 8,782,894,332.92
  5. Step 5: Solve for x
    x = 8,782,894,332.92/107,151.26
  6. Step 6: Final answer
    x = 81,967.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.