Home / 282,221.04-423,316.92-71,846.16

Finding the Fourth Proportional to 282,221.04, 423,316.92 and 71,846.16

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Solution

The fourth proportional to 282,221.04, 423,316.92 and 71,846.16 is: 107,765.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,221.04 : 423,316.92 = 71,846.16 : x
  2. Step 2: Convert to fraction form
    282,221.04/423,316.92 = 71,846.16/x
  3. Step 3: Cross multiply
    282,221.04x = 423,316.92 × 71,846.16
  4. Step 4: Simplify right side
    282,221.04x = 30,413,695,165.03
  5. Step 5: Solve for x
    x = 30,413,695,165.03/282,221.04
  6. Step 6: Final answer
    x = 107,765.51

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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.