Home / 132,212.04-182,276.36-105,078.72

Finding the Fourth Proportional to 132,212.04, 182,276.36 and 105,078.72

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Solution

The fourth proportional to 132,212.04, 182,276.36 and 105,078.72 is: 144,868.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,212.04 : 182,276.36 = 105,078.72 : x
  2. Step 2: Convert to fraction form
    132,212.04/182,276.36 = 105,078.72/x
  3. Step 3: Cross multiply
    132,212.04x = 182,276.36 × 105,078.72
  4. Step 4: Simplify right side
    132,212.04x = 19,153,366,595.06
  5. Step 5: Solve for x
    x = 19,153,366,595.06/132,212.04
  6. Step 6: Final answer
    x = 144,868.55

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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.