Home / 77,816.10-116,537.04-44,434.98

Finding the Fourth Proportional to 77,816.10, 116,537.04 and 44,434.98

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Solution

The fourth proportional to 77,816.10, 116,537.04 and 44,434.98 is: 66,545.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,816.10 : 116,537.04 = 44,434.98 : x
  2. Step 2: Convert to fraction form
    77,816.10/116,537.04 = 44,434.98/x
  3. Step 3: Cross multiply
    77,816.10x = 116,537.04 × 44,434.98
  4. Step 4: Simplify right side
    77,816.10x = 5,178,321,041.66
  5. Step 5: Solve for x
    x = 5,178,321,041.66/77,816.10
  6. Step 6: Final answer
    x = 66,545.63

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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.