Home / 247,165.02-340,973.01-145,157.40

Finding the Fourth Proportional to 247,165.02, 340,973.01 and 145,157.40

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Solution

The fourth proportional to 247,165.02, 340,973.01 and 145,157.40 is: 200,249.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,165.02 : 340,973.01 = 145,157.40 : x
  2. Step 2: Convert to fraction form
    247,165.02/340,973.01 = 145,157.40/x
  3. Step 3: Cross multiply
    247,165.02x = 340,973.01 × 145,157.40
  4. Step 4: Simplify right side
    247,165.02x = 49,494,755,601.77
  5. Step 5: Solve for x
    x = 49,494,755,601.77/247,165.02
  6. Step 6: Final answer
    x = 200,249.84

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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.