Home / 175,499.11-242,167.95-99,013.74

Finding the Fourth Proportional to 175,499.11, 242,167.95 and 99,013.74

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Solution

The fourth proportional to 175,499.11, 242,167.95 and 99,013.74 is: 136,627.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,499.11 : 242,167.95 = 99,013.74 : x
  2. Step 2: Convert to fraction form
    175,499.11/242,167.95 = 99,013.74/x
  3. Step 3: Cross multiply
    175,499.11x = 242,167.95 × 99,013.74
  4. Step 4: Simplify right side
    175,499.11x = 23,977,955,083.36
  5. Step 5: Solve for x
    x = 23,977,955,083.36/175,499.11
  6. Step 6: Final answer
    x = 136,627.21

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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.