Home / 117,587.10-176,329.62-42,682.36

Finding the Fourth Proportional to 117,587.10, 176,329.62 and 42,682.36

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Solution

The fourth proportional to 117,587.10, 176,329.62 and 42,682.36 is: 64,005.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,587.10 : 176,329.62 = 42,682.36 : x
  2. Step 2: Convert to fraction form
    117,587.10/176,329.62 = 42,682.36/x
  3. Step 3: Cross multiply
    117,587.10x = 176,329.62 × 42,682.36
  4. Step 4: Simplify right side
    117,587.10x = 7,526,164,319.50
  5. Step 5: Solve for x
    x = 7,526,164,319.50/117,587.10
  6. Step 6: Final answer
    x = 64,005.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.