Home / 123,804.93-185,637.69-39,545.30

Finding the Fourth Proportional to 123,804.93, 185,637.69 and 39,545.30

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Solution

The fourth proportional to 123,804.93, 185,637.69 and 39,545.30 is: 59,295.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,804.93 : 185,637.69 = 39,545.30 : x
  2. Step 2: Convert to fraction form
    123,804.93/185,637.69 = 39,545.30/x
  3. Step 3: Cross multiply
    123,804.93x = 185,637.69 × 39,545.30
  4. Step 4: Simplify right side
    123,804.93x = 7,341,098,142.36
  5. Step 5: Solve for x
    x = 7,341,098,142.36/123,804.93
  6. Step 6: Final answer
    x = 59,295.69

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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.