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Finding the Fourth Proportional to 162,053.84, 242,913.96 and 62,187.44

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Solution

The fourth proportional to 162,053.84, 242,913.96 and 62,187.44 is: 93,217.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,053.84 : 242,913.96 = 62,187.44 : x
  2. Step 2: Convert to fraction form
    162,053.84/242,913.96 = 62,187.44/x
  3. Step 3: Cross multiply
    162,053.84x = 242,913.96 × 62,187.44
  4. Step 4: Simplify right side
    162,053.84x = 15,106,197,312.66
  5. Step 5: Solve for x
    x = 15,106,197,312.66/162,053.84
  6. Step 6: Final answer
    x = 93,217.15

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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.