Home / 104,437.48-144,125.22-56,690.92

Finding the Fourth Proportional to 104,437.48, 144,125.22 and 56,690.92

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Solution

The fourth proportional to 104,437.48, 144,125.22 and 56,690.92 is: 78,234.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,437.48 : 144,125.22 = 56,690.92 : x
  2. Step 2: Convert to fraction form
    104,437.48/144,125.22 = 56,690.92/x
  3. Step 3: Cross multiply
    104,437.48x = 144,125.22 × 56,690.92
  4. Step 4: Simplify right side
    104,437.48x = 8,170,591,317.00
  5. Step 5: Solve for x
    x = 8,170,591,317.00/104,437.48
  6. Step 6: Final answer
    x = 78,234.28

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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.