Home / 224,544.86-336,779-74,768.16

Finding the Fourth Proportional to 224,544.86, 336,779 and 74,768.16

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Solution

The fourth proportional to 224,544.86, 336,779 and 74,768.16 is: 112,139.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,544.86 : 336,779 = 74,768.16 : x
  2. Step 2: Convert to fraction form
    224,544.86/336,779 = 74,768.16/x
  3. Step 3: Cross multiply
    224,544.86x = 336,779 × 74,768.16
  4. Step 4: Simplify right side
    224,544.86x = 25,180,346,156.64
  5. Step 5: Solve for x
    x = 25,180,346,156.64/224,544.86
  6. Step 6: Final answer
    x = 112,139.49

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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.