Home / 82,412.04-113,728.14-44,685.48

Finding the Fourth Proportional to 82,412.04, 113,728.14 and 44,685.48

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Solution

The fourth proportional to 82,412.04, 113,728.14 and 44,685.48 is: 61,665.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,412.04 : 113,728.14 = 44,685.48 : x
  2. Step 2: Convert to fraction form
    82,412.04/113,728.14 = 44,685.48/x
  3. Step 3: Cross multiply
    82,412.04x = 113,728.14 × 44,685.48
  4. Step 4: Simplify right side
    82,412.04x = 5,081,996,525.41
  5. Step 5: Solve for x
    x = 5,081,996,525.41/82,412.04
  6. Step 6: Final answer
    x = 61,665.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.