Home / 66,907.37-92,325.51-38,622.17

Finding the Fourth Proportional to 66,907.37, 92,325.51 and 38,622.17

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Solution

The fourth proportional to 66,907.37, 92,325.51 and 38,622.17 is: 53,294.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,907.37 : 92,325.51 = 38,622.17 : x
  2. Step 2: Convert to fraction form
    66,907.37/92,325.51 = 38,622.17/x
  3. Step 3: Cross multiply
    66,907.37x = 92,325.51 × 38,622.17
  4. Step 4: Simplify right side
    66,907.37x = 3,565,811,773.37
  5. Step 5: Solve for x
    x = 3,565,811,773.37/66,907.37
  6. Step 6: Final answer
    x = 53,294.75

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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.