Home / 77,206.04-115,772.04-37,716.92

Finding the Fourth Proportional to 77,206.04, 115,772.04 and 37,716.92

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Solution

The fourth proportional to 77,206.04, 115,772.04 and 37,716.92 is: 56,557.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,206.04 : 115,772.04 = 37,716.92 : x
  2. Step 2: Convert to fraction form
    77,206.04/115,772.04 = 37,716.92/x
  3. Step 3: Cross multiply
    77,206.04x = 115,772.04 × 37,716.92
  4. Step 4: Simplify right side
    77,206.04x = 4,366,564,770.92
  5. Step 5: Solve for x
    x = 4,366,564,770.92/77,206.04
  6. Step 6: Final answer
    x = 56,557.29

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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.