Home / 104,666.08-144,441.90-56,922.20

Finding the Fourth Proportional to 104,666.08, 144,441.90 and 56,922.20

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Solution

The fourth proportional to 104,666.08, 144,441.90 and 56,922.20 is: 78,554.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,666.08 : 144,441.90 = 56,922.20 : x
  2. Step 2: Convert to fraction form
    104,666.08/144,441.90 = 56,922.20/x
  3. Step 3: Cross multiply
    104,666.08x = 144,441.90 × 56,922.20
  4. Step 4: Simplify right side
    104,666.08x = 8,221,950,720.18
  5. Step 5: Solve for x
    x = 8,221,950,720.18/104,666.08
  6. Step 6: Final answer
    x = 78,554.11

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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.