Home / 146,430.68-219,562.80-57,636.06

Finding the Fourth Proportional to 146,430.68, 219,562.80 and 57,636.06

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Solution

The fourth proportional to 146,430.68, 219,562.80 and 57,636.06 is: 86,421.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,430.68 : 219,562.80 = 57,636.06 : x
  2. Step 2: Convert to fraction form
    146,430.68/219,562.80 = 57,636.06/x
  3. Step 3: Cross multiply
    146,430.68x = 219,562.80 × 57,636.06
  4. Step 4: Simplify right side
    146,430.68x = 12,654,734,714.57
  5. Step 5: Solve for x
    x = 12,654,734,714.57/146,430.68
  6. Step 6: Final answer
    x = 86,421.33

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1.5x scale

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.