Home / 45,037.50-67,555.71-42,297.27

Finding the Fourth Proportional to 45,037.50, 67,555.71 and 42,297.27

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Solution

The fourth proportional to 45,037.50, 67,555.71 and 42,297.27 is: 63,445.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,037.50 : 67,555.71 = 42,297.27 : x
  2. Step 2: Convert to fraction form
    45,037.50/67,555.71 = 42,297.27/x
  3. Step 3: Cross multiply
    45,037.50x = 67,555.71 × 42,297.27
  4. Step 4: Simplify right side
    45,037.50x = 2,857,422,105.91
  5. Step 5: Solve for x
    x = 2,857,422,105.91/45,037.50
  6. Step 6: Final answer
    x = 63,445.40

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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.