Home / 60,155.40-90,215.58-18,033.80

Finding the Fourth Proportional to 60,155.40, 90,215.58 and 18,033.80

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Solution

The fourth proportional to 60,155.40, 90,215.58 and 18,033.80 is: 27,045.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,155.40 : 90,215.58 = 18,033.80 : x
  2. Step 2: Convert to fraction form
    60,155.40/90,215.58 = 18,033.80/x
  3. Step 3: Cross multiply
    60,155.40x = 90,215.58 × 18,033.80
  4. Step 4: Simplify right side
    60,155.40x = 1,626,929,726.60
  5. Step 5: Solve for x
    x = 1,626,929,726.60/60,155.40
  6. Step 6: Final answer
    x = 27,045.45

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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.