Home / 212,926.25-293,836.01-117,430.90

Finding the Fourth Proportional to 212,926.25, 293,836.01 and 117,430.90

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Solution

The fourth proportional to 212,926.25, 293,836.01 and 117,430.90 is: 162,053.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,926.25 : 293,836.01 = 117,430.90 : x
  2. Step 2: Convert to fraction form
    212,926.25/293,836.01 = 117,430.90/x
  3. Step 3: Cross multiply
    212,926.25x = 293,836.01 × 117,430.90
  4. Step 4: Simplify right side
    212,926.25x = 34,505,425,784.96
  5. Step 5: Solve for x
    x = 34,505,425,784.96/212,926.25
  6. Step 6: Final answer
    x = 162,053.41

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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.