Home / 175,949.79-242,807.72-99,467.70

Finding the Fourth Proportional to 175,949.79, 242,807.72 and 99,467.70

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Solution

The fourth proportional to 175,949.79, 242,807.72 and 99,467.70 is: 137,263.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,949.79 : 242,807.72 = 99,467.70 : x
  2. Step 2: Convert to fraction form
    175,949.79/242,807.72 = 99,467.70/x
  3. Step 3: Cross multiply
    175,949.79x = 242,807.72 × 99,467.70
  4. Step 4: Simplify right side
    175,949.79x = 24,151,525,450.64
  5. Step 5: Solve for x
    x = 24,151,525,450.64/175,949.79
  6. Step 6: Final answer
    x = 137,263.74

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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.