Home / 110,961.48-153,126.54-63,214.92

Finding the Fourth Proportional to 110,961.48, 153,126.54 and 63,214.92

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Solution

The fourth proportional to 110,961.48, 153,126.54 and 63,214.92 is: 87,236.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,961.48 : 153,126.54 = 63,214.92 : x
  2. Step 2: Convert to fraction form
    110,961.48/153,126.54 = 63,214.92/x
  3. Step 3: Cross multiply
    110,961.48x = 153,126.54 × 63,214.92
  4. Step 4: Simplify right side
    110,961.48x = 9,679,881,975.98
  5. Step 5: Solve for x
    x = 9,679,881,975.98/110,961.48
  6. Step 6: Final answer
    x = 87,236.42

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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.