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Finding the Fourth Proportional to 147,094.56, 202,880.52 and 93,395.28

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Solution

The fourth proportional to 147,094.56, 202,880.52 and 93,395.28 is: 128,815.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,094.56 : 202,880.52 = 93,395.28 : x
  2. Step 2: Convert to fraction form
    147,094.56/202,880.52 = 93,395.28/x
  3. Step 3: Cross multiply
    147,094.56x = 202,880.52 × 93,395.28
  4. Step 4: Simplify right side
    147,094.56x = 18,948,082,971.95
  5. Step 5: Solve for x
    x = 18,948,082,971.95/147,094.56
  6. Step 6: Final answer
    x = 128,815.66

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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.