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Finding the Fourth Proportional to 228,151.94, 341,510.38 and 156,656.18

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Solution

The fourth proportional to 228,151.94, 341,510.38 and 156,656.18 is: 234,491.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,151.94 : 341,510.38 = 156,656.18 : x
  2. Step 2: Convert to fraction form
    228,151.94/341,510.38 = 156,656.18/x
  3. Step 3: Cross multiply
    228,151.94x = 341,510.38 × 156,656.18
  4. Step 4: Simplify right side
    228,151.94x = 53,499,710,102.29
  5. Step 5: Solve for x
    x = 53,499,710,102.29/228,151.94
  6. Step 6: Final answer
    x = 234,491.58

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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.