Home / 67,727.32-101,607.20-28,262.48

Finding the Fourth Proportional to 67,727.32, 101,607.20 and 28,262.48

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Solution

The fourth proportional to 67,727.32, 101,607.20 and 28,262.48 is: 42,400.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,727.32 : 101,607.20 = 28,262.48 : x
  2. Step 2: Convert to fraction form
    67,727.32/101,607.20 = 28,262.48/x
  3. Step 3: Cross multiply
    67,727.32x = 101,607.20 × 28,262.48
  4. Step 4: Simplify right side
    67,727.32x = 2,871,671,457.86
  5. Step 5: Solve for x
    x = 2,871,671,457.86/67,727.32
  6. Step 6: Final answer
    x = 42,400.49

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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.