Home / 77,127.84-115,666.98-24,525.02

Finding the Fourth Proportional to 77,127.84, 115,666.98 and 24,525.02

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Solution

The fourth proportional to 77,127.84, 115,666.98 and 24,525.02 is: 36,779.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,127.84 : 115,666.98 = 24,525.02 : x
  2. Step 2: Convert to fraction form
    77,127.84/115,666.98 = 24,525.02/x
  3. Step 3: Cross multiply
    77,127.84x = 115,666.98 × 24,525.02
  4. Step 4: Simplify right side
    77,127.84x = 2,836,734,997.84
  5. Step 5: Solve for x
    x = 2,836,734,997.84/77,127.84
  6. Step 6: Final answer
    x = 36,779.65

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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.