Home / 82,837.04-124,187.52-30,212.96

Finding the Fourth Proportional to 82,837.04, 124,187.52 and 30,212.96

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Solution

The fourth proportional to 82,837.04, 124,187.52 and 30,212.96 is: 45,294.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,837.04 : 124,187.52 = 30,212.96 : x
  2. Step 2: Convert to fraction form
    82,837.04/124,187.52 = 30,212.96/x
  3. Step 3: Cross multiply
    82,837.04x = 124,187.52 × 30,212.96
  4. Step 4: Simplify right side
    82,837.04x = 3,752,072,574.26
  5. Step 5: Solve for x
    x = 3,752,072,574.26/82,837.04
  6. Step 6: Final answer
    x = 45,294.62

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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.