Home / 107,797.20-161,477.10-60,995.40

Finding the Fourth Proportional to 107,797.20, 161,477.10 and 60,995.40

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Solution

The fourth proportional to 107,797.20, 161,477.10 and 60,995.40 is: 91,369.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,797.20 : 161,477.10 = 60,995.40 : x
  2. Step 2: Convert to fraction form
    107,797.20/161,477.10 = 60,995.40/x
  3. Step 3: Cross multiply
    107,797.20x = 161,477.10 × 60,995.40
  4. Step 4: Simplify right side
    107,797.20x = 9,849,360,305.34
  5. Step 5: Solve for x
    x = 9,849,360,305.34/107,797.20
  6. Step 6: Final answer
    x = 91,369.35

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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.