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Finding the Fourth Proportional to 114,220.13, 157,619.82 and 63,235.08

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Solution

The fourth proportional to 114,220.13, 157,619.82 and 63,235.08 is: 87,262.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,220.13 : 157,619.82 = 63,235.08 : x
  2. Step 2: Convert to fraction form
    114,220.13/157,619.82 = 63,235.08/x
  3. Step 3: Cross multiply
    114,220.13x = 157,619.82 × 63,235.08
  4. Step 4: Simplify right side
    114,220.13x = 9,967,102,164.42
  5. Step 5: Solve for x
    x = 9,967,102,164.42/114,220.13
  6. Step 6: Final answer
    x = 87,262.22

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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.