Home / 100,269.47-150,326.14-49,633.56

Finding the Fourth Proportional to 100,269.47, 150,326.14 and 49,633.56

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Solution

The fourth proportional to 100,269.47, 150,326.14 and 49,633.56 is: 74,411.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,269.47 : 150,326.14 = 49,633.56 : x
  2. Step 2: Convert to fraction form
    100,269.47/150,326.14 = 49,633.56/x
  3. Step 3: Cross multiply
    100,269.47x = 150,326.14 × 49,633.56
  4. Step 4: Simplify right side
    100,269.47x = 7,461,221,489.26
  5. Step 5: Solve for x
    x = 7,461,221,489.26/100,269.47
  6. Step 6: Final answer
    x = 74,411.70

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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.