Home / 82,875.60-124,313.40-41,403.60

Finding the Fourth Proportional to 82,875.60, 124,313.40 and 41,403.60

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Solution

The fourth proportional to 82,875.60, 124,313.40 and 41,403.60 is: 62,105.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,875.60 : 124,313.40 = 41,403.60 : x
  2. Step 2: Convert to fraction form
    82,875.60/124,313.40 = 41,403.60/x
  3. Step 3: Cross multiply
    82,875.60x = 124,313.40 × 41,403.60
  4. Step 4: Simplify right side
    82,875.60x = 5,147,022,288.24
  5. Step 5: Solve for x
    x = 5,147,022,288.24/82,875.60
  6. Step 6: Final answer
    x = 62,105.40

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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.