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Finding the Fourth Proportional to 110,368.67, 152,304.17 and 65,048.58

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Solution

The fourth proportional to 110,368.67, 152,304.17 and 65,048.58 is: 89,764.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,368.67 : 152,304.17 = 65,048.58 : x
  2. Step 2: Convert to fraction form
    110,368.67/152,304.17 = 65,048.58/x
  3. Step 3: Cross multiply
    110,368.67x = 152,304.17 × 65,048.58
  4. Step 4: Simplify right side
    110,368.67x = 9,907,169,661.34
  5. Step 5: Solve for x
    x = 9,907,169,661.34/110,368.67
  6. Step 6: Final answer
    x = 89,764.33

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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.