Home / 77,527.20-116,319.70-52,800.44

Finding the Fourth Proportional to 77,527.20, 116,319.70 and 52,800.44

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Solution

The fourth proportional to 77,527.20, 116,319.70 and 52,800.44 is: 79,220.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,527.20 : 116,319.70 = 52,800.44 : x
  2. Step 2: Convert to fraction form
    77,527.20/116,319.70 = 52,800.44/x
  3. Step 3: Cross multiply
    77,527.20x = 116,319.70 × 52,800.44
  4. Step 4: Simplify right side
    77,527.20x = 6,141,731,340.67
  5. Step 5: Solve for x
    x = 6,141,731,340.67/77,527.20
  6. Step 6: Final answer
    x = 79,220.34

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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.