Home / 119,425.22-164,615.54-90,651.14

Finding the Fourth Proportional to 119,425.22, 164,615.54 and 90,651.14

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Solution

The fourth proportional to 119,425.22, 164,615.54 and 90,651.14 is: 124,953.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,425.22 : 164,615.54 = 90,651.14 : x
  2. Step 2: Convert to fraction form
    119,425.22/164,615.54 = 90,651.14/x
  3. Step 3: Cross multiply
    119,425.22x = 164,615.54 × 90,651.14
  4. Step 4: Simplify right side
    119,425.22x = 14,922,586,362.72
  5. Step 5: Solve for x
    x = 14,922,586,362.72/119,425.22
  6. Step 6: Final answer
    x = 124,953.39

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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.