Home / 210,004.48-315,007.86-52,232.93

Finding the Fourth Proportional to 210,004.48, 315,007.86 and 52,232.93

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Solution

The fourth proportional to 210,004.48, 315,007.86 and 52,232.93 is: 78,349.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,004.48 : 315,007.86 = 52,232.93 : x
  2. Step 2: Convert to fraction form
    210,004.48/315,007.86 = 52,232.93/x
  3. Step 3: Cross multiply
    210,004.48x = 315,007.86 × 52,232.93
  4. Step 4: Simplify right side
    210,004.48x = 16,453,783,500.83
  5. Step 5: Solve for x
    x = 16,453,783,500.83/210,004.48
  6. Step 6: Final answer
    x = 78,349.68

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1.5x scale

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.