Home / 104,666.73-144,441.54-56,920.83

Finding the Fourth Proportional to 104,666.73, 144,441.54 and 56,920.83

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Solution

The fourth proportional to 104,666.73, 144,441.54 and 56,920.83 is: 78,551.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,666.73 : 144,441.54 = 56,920.83 : x
  2. Step 2: Convert to fraction form
    104,666.73/144,441.54 = 56,920.83/x
  3. Step 3: Cross multiply
    104,666.73x = 144,441.54 × 56,920.83
  4. Step 4: Simplify right side
    104,666.73x = 8,221,732,343.28
  5. Step 5: Solve for x
    x = 8,221,732,343.28/104,666.73
  6. Step 6: Final answer
    x = 78,551.54

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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.