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Finding the Fourth Proportional to 110,219.50, 152,102.55 and 59,918.14

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Solution

The fourth proportional to 110,219.50, 152,102.55 and 59,918.14 is: 82,686.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,219.50 : 152,102.55 = 59,918.14 : x
  2. Step 2: Convert to fraction form
    110,219.50/152,102.55 = 59,918.14/x
  3. Step 3: Cross multiply
    110,219.50x = 152,102.55 × 59,918.14
  4. Step 4: Simplify right side
    110,219.50x = 9,113,701,885.26
  5. Step 5: Solve for x
    x = 9,113,701,885.26/110,219.50
  6. Step 6: Final answer
    x = 82,686.84

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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.