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Finding the Fourth Proportional to 245,068.13, 367,275.13 and 130,982.06

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Solution

The fourth proportional to 245,068.13, 367,275.13 and 130,982.06 is: 196,298.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,068.13 : 367,275.13 = 130,982.06 : x
  2. Step 2: Convert to fraction form
    245,068.13/367,275.13 = 130,982.06/x
  3. Step 3: Cross multiply
    245,068.13x = 367,275.13 × 130,982.06
  4. Step 4: Simplify right side
    245,068.13x = 48,106,453,704.90
  5. Step 5: Solve for x
    x = 48,106,453,704.90/245,068.13
  6. Step 6: Final answer
    x = 196,298.28

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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.