Home / 67,723.67-101,595.02-28,271.81

Finding the Fourth Proportional to 67,723.67, 101,595.02 and 28,271.81

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Solution

The fourth proportional to 67,723.67, 101,595.02 and 28,271.81 is: 42,411.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,723.67 : 101,595.02 = 28,271.81 : x
  2. Step 2: Convert to fraction form
    67,723.67/101,595.02 = 28,271.81/x
  3. Step 3: Cross multiply
    67,723.67x = 101,595.02 × 28,271.81
  4. Step 4: Simplify right side
    67,723.67x = 2,872,275,102.39
  5. Step 5: Solve for x
    x = 2,872,275,102.39/67,723.67
  6. Step 6: Final answer
    x = 42,411.69

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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.