Home / 175,463.60-242,137.32-100,013.36

Finding the Fourth Proportional to 175,463.60, 242,137.32 and 100,013.36

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Solution

The fourth proportional to 175,463.60, 242,137.32 and 100,013.36 is: 138,017.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,463.60 : 242,137.32 = 100,013.36 : x
  2. Step 2: Convert to fraction form
    175,463.60/242,137.32 = 100,013.36/x
  3. Step 3: Cross multiply
    175,463.60x = 242,137.32 × 100,013.36
  4. Step 4: Simplify right side
    175,463.60x = 24,216,966,954.60
  5. Step 5: Solve for x
    x = 24,216,966,954.60/175,463.60
  6. Step 6: Final answer
    x = 138,017.04

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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.