Home / 162,045.32-242,718.06-158,079.56

Finding the Fourth Proportional to 162,045.32, 242,718.06 and 158,079.56

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Solution

The fourth proportional to 162,045.32, 242,718.06 and 158,079.56 is: 236,777.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,045.32 : 242,718.06 = 158,079.56 : x
  2. Step 2: Convert to fraction form
    162,045.32/242,718.06 = 158,079.56/x
  3. Step 3: Cross multiply
    162,045.32x = 242,718.06 × 158,079.56
  4. Step 4: Simplify right side
    162,045.32x = 38,368,764,128.85
  5. Step 5: Solve for x
    x = 38,368,764,128.85/162,045.32
  6. Step 6: Final answer
    x = 236,777.98

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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.