Home / 76,009.61-114,039.01-36,561.57

Finding the Fourth Proportional to 76,009.61, 114,039.01 and 36,561.57

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Solution

The fourth proportional to 76,009.61, 114,039.01 and 36,561.57 is: 54,854.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,009.61 : 114,039.01 = 36,561.57 : x
  2. Step 2: Convert to fraction form
    76,009.61/114,039.01 = 36,561.57/x
  3. Step 3: Cross multiply
    76,009.61x = 114,039.01 × 36,561.57
  4. Step 4: Simplify right side
    76,009.61x = 4,169,445,246.85
  5. Step 5: Solve for x
    x = 4,169,445,246.85/76,009.61
  6. Step 6: Final answer
    x = 54,854.19

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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.