Home / 213,158.48-294,157.08-117,665.24

Finding the Fourth Proportional to 213,158.48, 294,157.08 and 117,665.24

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Solution

The fourth proportional to 213,158.48, 294,157.08 and 117,665.24 is: 162,377.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,158.48 : 294,157.08 = 117,665.24 : x
  2. Step 2: Convert to fraction form
    213,158.48/294,157.08 = 117,665.24/x
  3. Step 3: Cross multiply
    213,158.48x = 294,157.08 × 117,665.24
  4. Step 4: Simplify right side
    213,158.48x = 34,612,063,415.90
  5. Step 5: Solve for x
    x = 34,612,063,415.90/213,158.48
  6. Step 6: Final answer
    x = 162,377.14

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1.5x scale

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.