Home / 175,866.39-242,779.31-117,823.08

Finding the Fourth Proportional to 175,866.39, 242,779.31 and 117,823.08

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Solution

The fourth proportional to 175,866.39, 242,779.31 and 117,823.08 is: 162,651.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,866.39 : 242,779.31 = 117,823.08 : x
  2. Step 2: Convert to fraction form
    175,866.39/242,779.31 = 117,823.08/x
  3. Step 3: Cross multiply
    175,866.39x = 242,779.31 × 117,823.08
  4. Step 4: Simplify right side
    175,866.39x = 28,605,005,475.36
  5. Step 5: Solve for x
    x = 28,605,005,475.36/175,866.39
  6. Step 6: Final answer
    x = 162,651.92

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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.