Home / 242,220.25-363,389.10-76,008.25

Finding the Fourth Proportional to 242,220.25, 363,389.10 and 76,008.25

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Solution

The fourth proportional to 242,220.25, 363,389.10 and 76,008.25 is: 114,030.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,220.25 : 363,389.10 = 76,008.25 : x
  2. Step 2: Convert to fraction form
    242,220.25/363,389.10 = 76,008.25/x
  3. Step 3: Cross multiply
    242,220.25x = 363,389.10 × 76,008.25
  4. Step 4: Simplify right side
    242,220.25x = 27,620,569,560.08
  5. Step 5: Solve for x
    x = 27,620,569,560.08/242,220.25
  6. Step 6: Final answer
    x = 114,030.80

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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.