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Finding the Fourth Proportional to 175,510.66, 242,204.70 and 99,045.94

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Solution

The fourth proportional to 175,510.66, 242,204.70 and 99,045.94 is: 136,683.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,510.66 : 242,204.70 = 99,045.94 : x
  2. Step 2: Convert to fraction form
    175,510.66/242,204.70 = 99,045.94/x
  3. Step 3: Cross multiply
    175,510.66x = 242,204.70 × 99,045.94
  4. Step 4: Simplify right side
    175,510.66x = 23,989,392,183.92
  5. Step 5: Solve for x
    x = 23,989,392,183.92/175,510.66
  6. Step 6: Final answer
    x = 136,683.39

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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.