Home / 77,867.52-116,828.16-36,341.76

Finding the Fourth Proportional to 77,867.52, 116,828.16 and 36,341.76

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Solution

The fourth proportional to 77,867.52, 116,828.16 and 36,341.76 is: 54,525.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,867.52 : 116,828.16 = 36,341.76 : x
  2. Step 2: Convert to fraction form
    77,867.52/116,828.16 = 36,341.76/x
  3. Step 3: Cross multiply
    77,867.52x = 116,828.16 × 36,341.76
  4. Step 4: Simplify right side
    77,867.52x = 4,245,740,951.96
  5. Step 5: Solve for x
    x = 4,245,740,951.96/77,867.52
  6. Step 6: Final answer
    x = 54,525.19

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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.