Home / 149,494.13-224,123.47-74,575.72

Finding the Fourth Proportional to 149,494.13, 224,123.47 and 74,575.72

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Solution

The fourth proportional to 149,494.13, 224,123.47 and 74,575.72 is: 111,804.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,494.13 : 224,123.47 = 74,575.72 : x
  2. Step 2: Convert to fraction form
    149,494.13/224,123.47 = 74,575.72/x
  3. Step 3: Cross multiply
    149,494.13x = 224,123.47 × 74,575.72
  4. Step 4: Simplify right side
    149,494.13x = 16,714,167,650.65
  5. Step 5: Solve for x
    x = 16,714,167,650.65/149,494.13
  6. Step 6: Final answer
    x = 111,804.84

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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.