Home / 45,293.72-67,940.56-29,707.72

Finding the Fourth Proportional to 45,293.72, 67,940.56 and 29,707.72

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Solution

The fourth proportional to 45,293.72, 67,940.56 and 29,707.72 is: 44,561.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,293.72 : 67,940.56 = 29,707.72 : x
  2. Step 2: Convert to fraction form
    45,293.72/67,940.56 = 29,707.72/x
  3. Step 3: Cross multiply
    45,293.72x = 67,940.56 × 29,707.72
  4. Step 4: Simplify right side
    45,293.72x = 2,018,359,133.12
  5. Step 5: Solve for x
    x = 2,018,359,133.12/45,293.72
  6. Step 6: Final answer
    x = 44,561.57

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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.