Home / 288,256.08-432,150.39-119,902.35

Finding the Fourth Proportional to 288,256.08, 432,150.39 and 119,902.35

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Solution

The fourth proportional to 288,256.08, 432,150.39 and 119,902.35 is: 179,756.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,256.08 : 432,150.39 = 119,902.35 : x
  2. Step 2: Convert to fraction form
    288,256.08/432,150.39 = 119,902.35/x
  3. Step 3: Cross multiply
    288,256.08x = 432,150.39 × 119,902.35
  4. Step 4: Simplify right side
    288,256.08x = 51,815,847,314.42
  5. Step 5: Solve for x
    x = 51,815,847,314.42/288,256.08
  6. Step 6: Final answer
    x = 179,756.30

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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.