Home / 119,004.33-178,419.02-56,718.57

Finding the Fourth Proportional to 119,004.33, 178,419.02 and 56,718.57

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Solution

The fourth proportional to 119,004.33, 178,419.02 and 56,718.57 is: 85,036.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,004.33 : 178,419.02 = 56,718.57 : x
  2. Step 2: Convert to fraction form
    119,004.33/178,419.02 = 56,718.57/x
  3. Step 3: Cross multiply
    119,004.33x = 178,419.02 × 56,718.57
  4. Step 4: Simplify right side
    119,004.33x = 10,119,672,379.72
  5. Step 5: Solve for x
    x = 10,119,672,379.72/119,004.33
  6. Step 6: Final answer
    x = 85,036.17

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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.