Home / 175,803.14-242,603.33-103,204.86

Finding the Fourth Proportional to 175,803.14, 242,603.33 and 103,204.86

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Solution

The fourth proportional to 175,803.14, 242,603.33 and 103,204.86 is: 142,419.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,803.14 : 242,603.33 = 103,204.86 : x
  2. Step 2: Convert to fraction form
    175,803.14/242,603.33 = 103,204.86/x
  3. Step 3: Cross multiply
    175,803.14x = 242,603.33 × 103,204.86
  4. Step 4: Simplify right side
    175,803.14x = 25,037,842,708.18
  5. Step 5: Solve for x
    x = 25,037,842,708.18/175,803.14
  6. Step 6: Final answer
    x = 142,419.77

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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.