Home / 282,176.63-423,403.32-132,429.09

Finding the Fourth Proportional to 282,176.63, 423,403.32 and 132,429.09

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Solution

The fourth proportional to 282,176.63, 423,403.32 and 132,429.09 is: 198,708.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,176.63 : 423,403.32 = 132,429.09 : x
  2. Step 2: Convert to fraction form
    282,176.63/423,403.32 = 132,429.09/x
  3. Step 3: Cross multiply
    282,176.63x = 423,403.32 × 132,429.09
  4. Step 4: Simplify right side
    282,176.63x = 56,070,916,370.58
  5. Step 5: Solve for x
    x = 56,070,916,370.58/282,176.63
  6. Step 6: Final answer
    x = 198,708.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.