Home / 104,552.91-144,285.17-56,809.35

Finding the Fourth Proportional to 104,552.91, 144,285.17 and 56,809.35

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Solution

The fourth proportional to 104,552.91, 144,285.17 and 56,809.35 is: 78,398.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,552.91 : 144,285.17 = 56,809.35 : x
  2. Step 2: Convert to fraction form
    104,552.91/144,285.17 = 56,809.35/x
  3. Step 3: Cross multiply
    104,552.91x = 144,285.17 × 56,809.35
  4. Step 4: Simplify right side
    104,552.91x = 8,196,746,438.29
  5. Step 5: Solve for x
    x = 8,196,746,438.29/104,552.91
  6. Step 6: Final answer
    x = 78,398.07

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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.