Home / 114,785.28-172,064.86-48,244.32

Finding the Fourth Proportional to 114,785.28, 172,064.86 and 48,244.32

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Solution

The fourth proportional to 114,785.28, 172,064.86 and 48,244.32 is: 72,318.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,785.28 : 172,064.86 = 48,244.32 : x
  2. Step 2: Convert to fraction form
    114,785.28/172,064.86 = 48,244.32/x
  3. Step 3: Cross multiply
    114,785.28x = 172,064.86 × 48,244.32
  4. Step 4: Simplify right side
    114,785.28x = 8,301,152,166.60
  5. Step 5: Solve for x
    x = 8,301,152,166.60/114,785.28
  6. Step 6: Final answer
    x = 72,318.96

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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.