Home / 75,945.24-113,917.80-59,280.30

Finding the Fourth Proportional to 75,945.24, 113,917.80 and 59,280.30

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Solution

The fourth proportional to 75,945.24, 113,917.80 and 59,280.30 is: 88,920.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,945.24 : 113,917.80 = 59,280.30 : x
  2. Step 2: Convert to fraction form
    75,945.24/113,917.80 = 59,280.30/x
  3. Step 3: Cross multiply
    75,945.24x = 113,917.80 × 59,280.30
  4. Step 4: Simplify right side
    75,945.24x = 6,753,081,359.34
  5. Step 5: Solve for x
    x = 6,753,081,359.34/75,945.24
  6. Step 6: Final answer
    x = 88,920.40

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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.