Home / 77,134.98-115,727.58-35,010.12

Finding the Fourth Proportional to 77,134.98, 115,727.58 and 35,010.12

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Solution

The fourth proportional to 77,134.98, 115,727.58 and 35,010.12 is: 52,526.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,134.98 : 115,727.58 = 35,010.12 : x
  2. Step 2: Convert to fraction form
    77,134.98/115,727.58 = 35,010.12/x
  3. Step 3: Cross multiply
    77,134.98x = 115,727.58 × 35,010.12
  4. Step 4: Simplify right side
    77,134.98x = 4,051,636,463.11
  5. Step 5: Solve for x
    x = 4,051,636,463.11/77,134.98
  6. Step 6: Final answer
    x = 52,526.58

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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.