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Finding the Fourth Proportional to 110,093.31, 151,926.19 and 64,774.22

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Solution

The fourth proportional to 110,093.31, 151,926.19 and 64,774.22 is: 89,386.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,093.31 : 151,926.19 = 64,774.22 : x
  2. Step 2: Convert to fraction form
    110,093.31/151,926.19 = 64,774.22/x
  3. Step 3: Cross multiply
    110,093.31x = 151,926.19 × 64,774.22
  4. Step 4: Simplify right side
    110,093.31x = 9,840,899,533.26
  5. Step 5: Solve for x
    x = 9,840,899,533.26/110,093.31
  6. Step 6: Final answer
    x = 89,386.90

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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.