Home / 104,250.03-143,865.77-56,504.18

Finding the Fourth Proportional to 104,250.03, 143,865.77 and 56,504.18

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Solution

The fourth proportional to 104,250.03, 143,865.77 and 56,504.18 is: 77,976.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,250.03 : 143,865.77 = 56,504.18 : x
  2. Step 2: Convert to fraction form
    104,250.03/143,865.77 = 56,504.18/x
  3. Step 3: Cross multiply
    104,250.03x = 143,865.77 × 56,504.18
  4. Step 4: Simplify right side
    104,250.03x = 8,129,017,363.92
  5. Step 5: Solve for x
    x = 8,129,017,363.92/104,250.03
  6. Step 6: Final answer
    x = 77,976.16

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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.