Home / 215,078.52-296,800.59-118,281.54

Finding the Fourth Proportional to 215,078.52, 296,800.59 and 118,281.54

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Solution

The fourth proportional to 215,078.52, 296,800.59 and 118,281.54 is: 163,224.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,078.52 : 296,800.59 = 118,281.54 : x
  2. Step 2: Convert to fraction form
    215,078.52/296,800.59 = 118,281.54/x
  3. Step 3: Cross multiply
    215,078.52x = 296,800.59 × 118,281.54
  4. Step 4: Simplify right side
    215,078.52x = 35,106,030,858.11
  5. Step 5: Solve for x
    x = 35,106,030,858.11/215,078.52
  6. Step 6: Final answer
    x = 163,224.25

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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.