Home / 109,462.65-164,142.96-56,858.01

Finding the Fourth Proportional to 109,462.65, 164,142.96 and 56,858.01

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Solution

The fourth proportional to 109,462.65, 164,142.96 and 56,858.01 is: 85,260.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,462.65 : 164,142.96 = 56,858.01 : x
  2. Step 2: Convert to fraction form
    109,462.65/164,142.96 = 56,858.01/x
  3. Step 3: Cross multiply
    109,462.65x = 164,142.96 × 56,858.01
  4. Step 4: Simplify right side
    109,462.65x = 9,332,842,061.11
  5. Step 5: Solve for x
    x = 9,332,842,061.11/109,462.65
  6. Step 6: Final answer
    x = 85,260.52

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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.