Home / 115,848.24-159,876.96-64,858.08

Finding the Fourth Proportional to 115,848.24, 159,876.96 and 64,858.08

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Solution

The fourth proportional to 115,848.24, 159,876.96 and 64,858.08 is: 89,507.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,848.24 : 159,876.96 = 64,858.08 : x
  2. Step 2: Convert to fraction form
    115,848.24/159,876.96 = 64,858.08/x
  3. Step 3: Cross multiply
    115,848.24x = 159,876.96 × 64,858.08
  4. Step 4: Simplify right side
    115,848.24x = 10,369,312,661.84
  5. Step 5: Solve for x
    x = 10,369,312,661.84/115,848.24
  6. Step 6: Final answer
    x = 89,507.73

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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.