Home / 67,500.06-101,266.47-20,752.92

Finding the Fourth Proportional to 67,500.06, 101,266.47 and 20,752.92

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Solution

The fourth proportional to 67,500.06, 101,266.47 and 20,752.92 is: 31,134.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,500.06 : 101,266.47 = 20,752.92 : x
  2. Step 2: Convert to fraction form
    67,500.06/101,266.47 = 20,752.92/x
  3. Step 3: Cross multiply
    67,500.06x = 101,266.47 × 20,752.92
  4. Step 4: Simplify right side
    67,500.06x = 2,101,574,950.59
  5. Step 5: Solve for x
    x = 2,101,574,950.59/67,500.06
  6. Step 6: Final answer
    x = 31,134.42

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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.