Home / 67,322.07-92,900.52-38,635.11

Finding the Fourth Proportional to 67,322.07, 92,900.52 and 38,635.11

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Solution

The fourth proportional to 67,322.07, 92,900.52 and 38,635.11 is: 53,314.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,322.07 : 92,900.52 = 38,635.11 : x
  2. Step 2: Convert to fraction form
    67,322.07/92,900.52 = 38,635.11/x
  3. Step 3: Cross multiply
    67,322.07x = 92,900.52 × 38,635.11
  4. Step 4: Simplify right side
    67,322.07x = 3,589,221,809.26
  5. Step 5: Solve for x
    x = 3,589,221,809.26/67,322.07
  6. Step 6: Final answer
    x = 53,314.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.