Home / 95,807.04-143,784.37-77,132.82

Finding the Fourth Proportional to 95,807.04, 143,784.37 and 77,132.82

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Solution

The fourth proportional to 95,807.04, 143,784.37 and 77,132.82 is: 115,758.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,807.04 : 143,784.37 = 77,132.82 : x
  2. Step 2: Convert to fraction form
    95,807.04/143,784.37 = 77,132.82/x
  3. Step 3: Cross multiply
    95,807.04x = 143,784.37 × 77,132.82
  4. Step 4: Simplify right side
    95,807.04x = 11,090,494,131.76
  5. Step 5: Solve for x
    x = 11,090,494,131.76/95,807.04
  6. Step 6: Final answer
    x = 115,758.66

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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.