Home / 210,007.59-315,012.52-52,236.04

Finding the Fourth Proportional to 210,007.59, 315,012.52 and 52,236.04

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Solution

The fourth proportional to 210,007.59, 315,012.52 and 52,236.04 is: 78,354.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,007.59 : 315,012.52 = 52,236.04 : x
  2. Step 2: Convert to fraction form
    210,007.59/315,012.52 = 52,236.04/x
  3. Step 3: Cross multiply
    210,007.59x = 315,012.52 × 52,236.04
  4. Step 4: Simplify right side
    210,007.59x = 16,455,006,316.72
  5. Step 5: Solve for x
    x = 16,455,006,316.72/210,007.59
  6. Step 6: Final answer
    x = 78,354.34

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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.