Home / 77,017.02-115,568.25-37,574.46

Finding the Fourth Proportional to 77,017.02, 115,568.25 and 37,574.46

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Solution

The fourth proportional to 77,017.02, 115,568.25 and 37,574.46 is: 56,382.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,017.02 : 115,568.25 = 37,574.46 : x
  2. Step 2: Convert to fraction form
    77,017.02/115,568.25 = 37,574.46/x
  3. Step 3: Cross multiply
    77,017.02x = 115,568.25 × 37,574.46
  4. Step 4: Simplify right side
    77,017.02x = 4,342,414,586.90
  5. Step 5: Solve for x
    x = 4,342,414,586.90/77,017.02
  6. Step 6: Final answer
    x = 56,382.53

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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.