Home / 314,069.11-433,425.05-178,108.63

Finding the Fourth Proportional to 314,069.11, 433,425.05 and 178,108.63

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Solution

The fourth proportional to 314,069.11, 433,425.05 and 178,108.63 is: 245,795.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,069.11 : 433,425.05 = 178,108.63 : x
  2. Step 2: Convert to fraction form
    314,069.11/433,425.05 = 178,108.63/x
  3. Step 3: Cross multiply
    314,069.11x = 433,425.05 × 178,108.63
  4. Step 4: Simplify right side
    314,069.11x = 77,196,741,863.18
  5. Step 5: Solve for x
    x = 77,196,741,863.18/314,069.11
  6. Step 6: Final answer
    x = 245,795.40

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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.