Home / 215,281.52-323,004.28-96,925.64

Finding the Fourth Proportional to 215,281.52, 323,004.28 and 96,925.64

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Solution

The fourth proportional to 215,281.52, 323,004.28 and 96,925.64 is: 145,425.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,281.52 : 323,004.28 = 96,925.64 : x
  2. Step 2: Convert to fraction form
    215,281.52/323,004.28 = 96,925.64/x
  3. Step 3: Cross multiply
    215,281.52x = 323,004.28 × 96,925.64
  4. Step 4: Simplify right side
    215,281.52x = 31,307,396,561.74
  5. Step 5: Solve for x
    x = 31,307,396,561.74/215,281.52
  6. Step 6: Final answer
    x = 145,425.38

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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.