Home / 282,177.75-423,405.01-132,430.22

Finding the Fourth Proportional to 282,177.75, 423,405.01 and 132,430.22

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Solution

The fourth proportional to 282,177.75, 423,405.01 and 132,430.22 is: 198,710.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,177.75 : 423,405.01 = 132,430.22 : x
  2. Step 2: Convert to fraction form
    282,177.75/423,405.01 = 132,430.22/x
  3. Step 3: Cross multiply
    282,177.75x = 423,405.01 × 132,430.22
  4. Step 4: Simplify right side
    282,177.75x = 56,071,618,259.68
  5. Step 5: Solve for x
    x = 56,071,618,259.68/282,177.75
  6. Step 6: Final answer
    x = 198,710.27

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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.