Home / 175,502.30-242,172.35-99,016.94

Finding the Fourth Proportional to 175,502.30, 242,172.35 and 99,016.94

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Solution

The fourth proportional to 175,502.30, 242,172.35 and 99,016.94 is: 136,631.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,502.30 : 242,172.35 = 99,016.94 : x
  2. Step 2: Convert to fraction form
    175,502.30/242,172.35 = 99,016.94/x
  3. Step 3: Cross multiply
    175,502.30x = 242,172.35 × 99,016.94
  4. Step 4: Simplify right side
    175,502.30x = 23,979,163,343.66
  5. Step 5: Solve for x
    x = 23,979,163,343.66/175,502.30
  6. Step 6: Final answer
    x = 136,631.62

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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.