Home / 104,249.22-143,860.05-56,501.52

Finding the Fourth Proportional to 104,249.22, 143,860.05 and 56,501.52

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Solution

The fourth proportional to 104,249.22, 143,860.05 and 56,501.52 is: 77,970.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,249.22 : 143,860.05 = 56,501.52 : x
  2. Step 2: Convert to fraction form
    104,249.22/143,860.05 = 56,501.52/x
  3. Step 3: Cross multiply
    104,249.22x = 143,860.05 × 56,501.52
  4. Step 4: Simplify right side
    104,249.22x = 8,128,311,492.28
  5. Step 5: Solve for x
    x = 8,128,311,492.28/104,249.22
  6. Step 6: Final answer
    x = 77,970.00

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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.