Home / 45,278.34-62,445.78-29,148.41

Finding the Fourth Proportional to 45,278.34, 62,445.78 and 29,148.41

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Solution

The fourth proportional to 45,278.34, 62,445.78 and 29,148.41 is: 40,200.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,278.34 : 62,445.78 = 29,148.41 : x
  2. Step 2: Convert to fraction form
    45,278.34/62,445.78 = 29,148.41/x
  3. Step 3: Cross multiply
    45,278.34x = 62,445.78 × 29,148.41
  4. Step 4: Simplify right side
    45,278.34x = 1,820,194,885.98
  5. Step 5: Solve for x
    x = 1,820,194,885.98/45,278.34
  6. Step 6: Final answer
    x = 40,200.12

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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.