Home / 132,784.35-183,475.51-106,146.69

Finding the Fourth Proportional to 132,784.35, 183,475.51 and 106,146.69

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Solution

The fourth proportional to 132,784.35, 183,475.51 and 106,146.69 is: 146,668.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,784.35 : 183,475.51 = 106,146.69 : x
  2. Step 2: Convert to fraction form
    132,784.35/183,475.51 = 106,146.69/x
  3. Step 3: Cross multiply
    132,784.35x = 183,475.51 × 106,146.69
  4. Step 4: Simplify right side
    132,784.35x = 19,475,317,817.20
  5. Step 5: Solve for x
    x = 19,475,317,817.20/132,784.35
  6. Step 6: Final answer
    x = 146,668.77

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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.