Home / 175,497.84-242,172.18-103,865.22

Finding the Fourth Proportional to 175,497.84, 242,172.18 and 103,865.22

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Solution

The fourth proportional to 175,497.84, 242,172.18 and 103,865.22 is: 143,325.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,497.84 : 242,172.18 = 103,865.22 : x
  2. Step 2: Convert to fraction form
    175,497.84/242,172.18 = 103,865.22/x
  3. Step 3: Cross multiply
    175,497.84x = 242,172.18 × 103,865.22
  4. Step 4: Simplify right side
    175,497.84x = 25,153,266,753.58
  5. Step 5: Solve for x
    x = 25,153,266,753.58/175,497.84
  6. Step 6: Final answer
    x = 143,325.22

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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.