Home / 119,669.98-165,146.51-65,954.23

Finding the Fourth Proportional to 119,669.98, 165,146.51 and 65,954.23

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Solution

The fourth proportional to 119,669.98, 165,146.51 and 65,954.23 is: 91,017.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,669.98 : 165,146.51 = 65,954.23 : x
  2. Step 2: Convert to fraction form
    119,669.98/165,146.51 = 65,954.23/x
  3. Step 3: Cross multiply
    119,669.98x = 165,146.51 × 65,954.23
  4. Step 4: Simplify right side
    119,669.98x = 10,892,110,904.24
  5. Step 5: Solve for x
    x = 10,892,110,904.24/119,669.98
  6. Step 6: Final answer
    x = 91,017.91

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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.