Home / 146,581.40-219,721.98-57,798.92

Finding the Fourth Proportional to 146,581.40, 219,721.98 and 57,798.92

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Solution

The fourth proportional to 146,581.40, 219,721.98 and 57,798.92 is: 86,639.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,581.40 : 219,721.98 = 57,798.92 : x
  2. Step 2: Convert to fraction form
    146,581.40/219,721.98 = 57,798.92/x
  3. Step 3: Cross multiply
    146,581.40x = 219,721.98 × 57,798.92
  4. Step 4: Simplify right side
    146,581.40x = 12,699,693,144.26
  5. Step 5: Solve for x
    x = 12,699,693,144.26/146,581.40
  6. Step 6: Final answer
    x = 86,639.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.