Home / 77,415.46-116,095.34-26,800.74

Finding the Fourth Proportional to 77,415.46, 116,095.34 and 26,800.74

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Solution

The fourth proportional to 77,415.46, 116,095.34 and 26,800.74 is: 40,191.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,415.46 : 116,095.34 = 26,800.74 : x
  2. Step 2: Convert to fraction form
    77,415.46/116,095.34 = 26,800.74/x
  3. Step 3: Cross multiply
    77,415.46x = 116,095.34 × 26,800.74
  4. Step 4: Simplify right side
    77,415.46x = 3,111,441,089.55
  5. Step 5: Solve for x
    x = 3,111,441,089.55/77,415.46
  6. Step 6: Final answer
    x = 40,191.47

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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.