Home / 119,005.04-178,513.49-39,035.90

Finding the Fourth Proportional to 119,005.04, 178,513.49 and 39,035.90

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Solution

The fourth proportional to 119,005.04, 178,513.49 and 39,035.90 is: 58,555.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,005.04 : 178,513.49 = 39,035.90 : x
  2. Step 2: Convert to fraction form
    119,005.04/178,513.49 = 39,035.90/x
  3. Step 3: Cross multiply
    119,005.04x = 178,513.49 × 39,035.90
  4. Step 4: Simplify right side
    119,005.04x = 6,968,434,744.29
  5. Step 5: Solve for x
    x = 6,968,434,744.29/119,005.04
  6. Step 6: Final answer
    x = 58,555.80

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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.