Home / 159,271.24-219,681.04-131,961.16

Finding the Fourth Proportional to 159,271.24, 219,681.04 and 131,961.16

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Solution

The fourth proportional to 159,271.24, 219,681.04 and 131,961.16 is: 182,012.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,271.24 : 219,681.04 = 131,961.16 : x
  2. Step 2: Convert to fraction form
    159,271.24/219,681.04 = 131,961.16/x
  3. Step 3: Cross multiply
    159,271.24x = 219,681.04 × 131,961.16
  4. Step 4: Simplify right side
    159,271.24x = 28,989,364,868.41
  5. Step 5: Solve for x
    x = 28,989,364,868.41/159,271.24
  6. Step 6: Final answer
    x = 182,012.55

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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.