Home / 175,866.77-242,779.82-117,823.46

Finding the Fourth Proportional to 175,866.77, 242,779.82 and 117,823.46

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Solution

The fourth proportional to 175,866.77, 242,779.82 and 117,823.46 is: 162,652.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,866.77 : 242,779.82 = 117,823.46 : x
  2. Step 2: Convert to fraction form
    175,866.77/242,779.82 = 117,823.46/x
  3. Step 3: Cross multiply
    175,866.77x = 242,779.82 × 117,823.46
  4. Step 4: Simplify right side
    175,866.77x = 28,605,157,491.24
  5. Step 5: Solve for x
    x = 28,605,157,491.24/175,866.77
  6. Step 6: Final answer
    x = 162,652.43

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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.