Home / 93,787.98-129,422.46-51,338.28

Finding the Fourth Proportional to 93,787.98, 129,422.46 and 51,338.28

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Solution

The fourth proportional to 93,787.98, 129,422.46 and 51,338.28 is: 70,844.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,787.98 : 129,422.46 = 51,338.28 : x
  2. Step 2: Convert to fraction form
    93,787.98/129,422.46 = 51,338.28/x
  3. Step 3: Cross multiply
    93,787.98x = 129,422.46 × 51,338.28
  4. Step 4: Simplify right side
    93,787.98x = 6,644,326,489.77
  5. Step 5: Solve for x
    x = 6,644,326,489.77/93,787.98
  6. Step 6: Final answer
    x = 70,844.12

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1.5x scale

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.