Home / 283,069.34-390,645.04-162,233.80

Finding the Fourth Proportional to 283,069.34, 390,645.04 and 162,233.80

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Solution

The fourth proportional to 283,069.34, 390,645.04 and 162,233.80 is: 223,888.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,069.34 : 390,645.04 = 162,233.80 : x
  2. Step 2: Convert to fraction form
    283,069.34/390,645.04 = 162,233.80/x
  3. Step 3: Cross multiply
    283,069.34x = 390,645.04 × 162,233.80
  4. Step 4: Simplify right side
    283,069.34x = 63,375,829,290.35
  5. Step 5: Solve for x
    x = 63,375,829,290.35/283,069.34
  6. Step 6: Final answer
    x = 223,888.00

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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.