Home / 94,678.42-142,037.07-38,518.39

Finding the Fourth Proportional to 94,678.42, 142,037.07 and 38,518.39

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Solution

The fourth proportional to 94,678.42, 142,037.07 and 38,518.39 is: 57,785.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,678.42 : 142,037.07 = 38,518.39 : x
  2. Step 2: Convert to fraction form
    94,678.42/142,037.07 = 38,518.39/x
  3. Step 3: Cross multiply
    94,678.42x = 142,037.07 × 38,518.39
  4. Step 4: Simplify right side
    94,678.42x = 5,471,039,256.72
  5. Step 5: Solve for x
    x = 5,471,039,256.72/94,678.42
  6. Step 6: Final answer
    x = 57,785.49

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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.