Home / 77,171.04-115,575.12-37,604.16

Finding the Fourth Proportional to 77,171.04, 115,575.12 and 37,604.16

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Solution

The fourth proportional to 77,171.04, 115,575.12 and 37,604.16 is: 56,317.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,171.04 : 115,575.12 = 37,604.16 : x
  2. Step 2: Convert to fraction form
    77,171.04/115,575.12 = 37,604.16/x
  3. Step 3: Cross multiply
    77,171.04x = 115,575.12 × 37,604.16
  4. Step 4: Simplify right side
    77,171.04x = 4,346,105,304.50
  5. Step 5: Solve for x
    x = 4,346,105,304.50/77,171.04
  6. Step 6: Final answer
    x = 56,317.83

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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.