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Finding the Fourth Proportional to 114,710.17, 158,325.33 and 63,740.41

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Solution

The fourth proportional to 114,710.17, 158,325.33 and 63,740.41 is: 87,975.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,710.17 : 158,325.33 = 63,740.41 : x
  2. Step 2: Convert to fraction form
    114,710.17/158,325.33 = 63,740.41/x
  3. Step 3: Cross multiply
    114,710.17x = 158,325.33 × 63,740.41
  4. Step 4: Simplify right side
    114,710.17x = 10,091,720,337.26
  5. Step 5: Solve for x
    x = 10,091,720,337.26/114,710.17
  6. Step 6: Final answer
    x = 87,975.82

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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.