Home / 104,737.29-144,536.79-56,990.82

Finding the Fourth Proportional to 104,737.29, 144,536.79 and 56,990.82

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Solution

The fourth proportional to 104,737.29, 144,536.79 and 56,990.82 is: 78,646.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,737.29 : 144,536.79 = 56,990.82 : x
  2. Step 2: Convert to fraction form
    104,737.29/144,536.79 = 56,990.82/x
  3. Step 3: Cross multiply
    104,737.29x = 144,536.79 × 56,990.82
  4. Step 4: Simplify right side
    104,737.29x = 8,237,270,182.27
  5. Step 5: Solve for x
    x = 8,237,270,182.27/104,737.29
  6. Step 6: Final answer
    x = 78,646.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.