Home / 115,232.08-159,020.88-64,248

Finding the Fourth Proportional to 115,232.08, 159,020.88 and 64,248

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Solution

The fourth proportional to 115,232.08, 159,020.88 and 64,248 is: 88,662.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,232.08 : 159,020.88 = 64,248 : x
  2. Step 2: Convert to fraction form
    115,232.08/159,020.88 = 64,248/x
  3. Step 3: Cross multiply
    115,232.08x = 159,020.88 × 64,248
  4. Step 4: Simplify right side
    115,232.08x = 10,216,773,498.24
  5. Step 5: Solve for x
    x = 10,216,773,498.24/115,232.08
  6. Step 6: Final answer
    x = 88,662.58

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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.