Home / 110,220.04-152,120.28-67,224.48

Finding the Fourth Proportional to 110,220.04, 152,120.28 and 67,224.48

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Solution

The fourth proportional to 110,220.04, 152,120.28 and 67,224.48 is: 92,779.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,220.04 : 152,120.28 = 67,224.48 : x
  2. Step 2: Convert to fraction form
    110,220.04/152,120.28 = 67,224.48/x
  3. Step 3: Cross multiply
    110,220.04x = 152,120.28 × 67,224.48
  4. Step 4: Simplify right side
    110,220.04x = 10,226,206,720.45
  5. Step 5: Solve for x
    x = 10,226,206,720.45/110,220.04
  6. Step 6: Final answer
    x = 92,779.92

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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.