Home / 242,800.24-364,243.40-74,316.84

Finding the Fourth Proportional to 242,800.24, 364,243.40 and 74,316.84

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Solution

The fourth proportional to 242,800.24, 364,243.40 and 74,316.84 is: 111,488.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,800.24 : 364,243.40 = 74,316.84 : x
  2. Step 2: Convert to fraction form
    242,800.24/364,243.40 = 74,316.84/x
  3. Step 3: Cross multiply
    242,800.24x = 364,243.40 × 74,316.84
  4. Step 4: Simplify right side
    242,800.24x = 27,069,418,478.86
  5. Step 5: Solve for x
    x = 27,069,418,478.86/242,800.24
  6. Step 6: Final answer
    x = 111,488.43

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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.