Home / 115,267.08-159,073.02-64,965

Finding the Fourth Proportional to 115,267.08, 159,073.02 and 64,965

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Solution

The fourth proportional to 115,267.08, 159,073.02 and 64,965 is: 89,654.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,267.08 : 159,073.02 = 64,965 : x
  2. Step 2: Convert to fraction form
    115,267.08/159,073.02 = 64,965/x
  3. Step 3: Cross multiply
    115,267.08x = 159,073.02 × 64,965
  4. Step 4: Simplify right side
    115,267.08x = 10,334,178,744.30
  5. Step 5: Solve for x
    x = 10,334,178,744.30/115,267.08
  6. Step 6: Final answer
    x = 89,654.21

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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.