Home / 81,373.59-122,097.24-48,158.46

Finding the Fourth Proportional to 81,373.59, 122,097.24 and 48,158.46

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Solution

The fourth proportional to 81,373.59, 122,097.24 and 48,158.46 is: 72,259.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,373.59 : 122,097.24 = 48,158.46 : x
  2. Step 2: Convert to fraction form
    81,373.59/122,097.24 = 48,158.46/x
  3. Step 3: Cross multiply
    81,373.59x = 122,097.24 × 48,158.46
  4. Step 4: Simplify right side
    81,373.59x = 5,880,015,048.65
  5. Step 5: Solve for x
    x = 5,880,015,048.65/81,373.59
  6. Step 6: Final answer
    x = 72,259.50

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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.