Home / 67,139.96-92,655.47-36,927.56

Finding the Fourth Proportional to 67,139.96, 92,655.47 and 36,927.56

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Solution

The fourth proportional to 67,139.96, 92,655.47 and 36,927.56 is: 50,961.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,139.96 : 92,655.47 = 36,927.56 : x
  2. Step 2: Convert to fraction form
    67,139.96/92,655.47 = 36,927.56/x
  3. Step 3: Cross multiply
    67,139.96x = 92,655.47 × 36,927.56
  4. Step 4: Simplify right side
    67,139.96x = 3,421,539,779.84
  5. Step 5: Solve for x
    x = 3,421,539,779.84/67,139.96
  6. Step 6: Final answer
    x = 50,961.31

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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.