Home / 77,415.98-116,095.61-60,808.34

Finding the Fourth Proportional to 77,415.98, 116,095.61 and 60,808.34

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Solution

The fourth proportional to 77,415.98, 116,095.61 and 60,808.34 is: 91,190.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,415.98 : 116,095.61 = 60,808.34 : x
  2. Step 2: Convert to fraction form
    77,415.98/116,095.61 = 60,808.34/x
  3. Step 3: Cross multiply
    77,415.98x = 116,095.61 × 60,808.34
  4. Step 4: Simplify right side
    77,415.98x = 7,059,581,767.65
  5. Step 5: Solve for x
    x = 7,059,581,767.65/77,415.98
  6. Step 6: Final answer
    x = 91,190.25

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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.