Home / 152,846.10-229,269.15-74,114.10

Finding the Fourth Proportional to 152,846.10, 229,269.15 and 74,114.10

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Solution

The fourth proportional to 152,846.10, 229,269.15 and 74,114.10 is: 111,171.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,846.10 : 229,269.15 = 74,114.10 : x
  2. Step 2: Convert to fraction form
    152,846.10/229,269.15 = 74,114.10/x
  3. Step 3: Cross multiply
    152,846.10x = 229,269.15 × 74,114.10
  4. Step 4: Simplify right side
    152,846.10x = 16,992,076,710.02
  5. Step 5: Solve for x
    x = 16,992,076,710.02/152,846.10
  6. Step 6: Final answer
    x = 111,171.15

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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.