Home / 119,863.23-165,411.09-66,148.24

Finding the Fourth Proportional to 119,863.23, 165,411.09 and 66,148.24

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Solution

The fourth proportional to 119,863.23, 165,411.09 and 66,148.24 is: 91,284.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,863.23 : 165,411.09 = 66,148.24 : x
  2. Step 2: Convert to fraction form
    119,863.23/165,411.09 = 66,148.24/x
  3. Step 3: Cross multiply
    119,863.23x = 165,411.09 × 66,148.24
  4. Step 4: Simplify right side
    119,863.23x = 10,941,652,066.45
  5. Step 5: Solve for x
    x = 10,941,652,066.45/119,863.23
  6. Step 6: Final answer
    x = 91,284.48

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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.