Home / 214,707.12-320,614.86-175,342.32

Finding the Fourth Proportional to 214,707.12, 320,614.86 and 175,342.32

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Solution

The fourth proportional to 214,707.12, 320,614.86 and 175,342.32 is: 261,832.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,707.12 : 320,614.86 = 175,342.32 : x
  2. Step 2: Convert to fraction form
    214,707.12/320,614.86 = 175,342.32/x
  3. Step 3: Cross multiply
    214,707.12x = 320,614.86 × 175,342.32
  4. Step 4: Simplify right side
    214,707.12x = 56,217,353,378.88
  5. Step 5: Solve for x
    x = 56,217,353,378.88/214,707.12
  6. Step 6: Final answer
    x = 261,832.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.