Home / 60,293.10-90,439.65-20,846.10

Finding the Fourth Proportional to 60,293.10, 90,439.65 and 20,846.10

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Solution

The fourth proportional to 60,293.10, 90,439.65 and 20,846.10 is: 31,269.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,293.10 : 90,439.65 = 20,846.10 : x
  2. Step 2: Convert to fraction form
    60,293.10/90,439.65 = 20,846.10/x
  3. Step 3: Cross multiply
    60,293.10x = 90,439.65 × 20,846.10
  4. Step 4: Simplify right side
    60,293.10x = 1,885,313,987.87
  5. Step 5: Solve for x
    x = 1,885,313,987.87/60,293.10
  6. Step 6: Final answer
    x = 31,269.15

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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.