Home / 76,265.23-114,329.80-38,804.35

Finding the Fourth Proportional to 76,265.23, 114,329.80 and 38,804.35

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Solution

The fourth proportional to 76,265.23, 114,329.80 and 38,804.35 is: 58,171.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,265.23 : 114,329.80 = 38,804.35 : x
  2. Step 2: Convert to fraction form
    76,265.23/114,329.80 = 38,804.35/x
  3. Step 3: Cross multiply
    76,265.23x = 114,329.80 × 38,804.35
  4. Step 4: Simplify right side
    76,265.23x = 4,436,493,574.63
  5. Step 5: Solve for x
    x = 4,436,493,574.63/76,265.23
  6. Step 6: Final answer
    x = 58,171.90

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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.