Home / 104,437.92-144,120.48-56,690.22

Finding the Fourth Proportional to 104,437.92, 144,120.48 and 56,690.22

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Solution

The fourth proportional to 104,437.92, 144,120.48 and 56,690.22 is: 78,230.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,437.92 : 144,120.48 = 56,690.22 : x
  2. Step 2: Convert to fraction form
    104,437.92/144,120.48 = 56,690.22/x
  3. Step 3: Cross multiply
    104,437.92x = 144,120.48 × 56,690.22
  4. Step 4: Simplify right side
    104,437.92x = 8,170,221,717.71
  5. Step 5: Solve for x
    x = 8,170,221,717.71/104,437.92
  6. Step 6: Final answer
    x = 78,230.41

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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.