Home / 175,988.66-242,861.37-99,506.57

Finding the Fourth Proportional to 175,988.66, 242,861.37 and 99,506.57

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Solution

The fourth proportional to 175,988.66, 242,861.37 and 99,506.57 is: 137,317.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,988.66 : 242,861.37 = 99,506.57 : x
  2. Step 2: Convert to fraction form
    175,988.66/242,861.37 = 99,506.57/x
  3. Step 3: Cross multiply
    175,988.66x = 242,861.37 × 99,506.57
  4. Step 4: Simplify right side
    175,988.66x = 24,166,301,914.20
  5. Step 5: Solve for x
    x = 24,166,301,914.20/175,988.66
  6. Step 6: Final answer
    x = 137,317.38

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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.