Home / 104,508.01-144,221.46-56,762.15

Finding the Fourth Proportional to 104,508.01, 144,221.46 and 56,762.15

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Solution

The fourth proportional to 104,508.01, 144,221.46 and 56,762.15 is: 78,331.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,508.01 : 144,221.46 = 56,762.15 : x
  2. Step 2: Convert to fraction form
    104,508.01/144,221.46 = 56,762.15/x
  3. Step 3: Cross multiply
    104,508.01x = 144,221.46 × 56,762.15
  4. Step 4: Simplify right side
    104,508.01x = 8,186,320,145.74
  5. Step 5: Solve for x
    x = 8,186,320,145.74/104,508.01
  6. Step 6: Final answer
    x = 78,331.99

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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.