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Finding the Fourth Proportional to 60,106.50, 82,950.12 and 34,616.70

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Solution

The fourth proportional to 60,106.50, 82,950.12 and 34,616.70 is: 47,772.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,106.50 : 82,950.12 = 34,616.70 : x
  2. Step 2: Convert to fraction form
    60,106.50/82,950.12 = 34,616.70/x
  3. Step 3: Cross multiply
    60,106.50x = 82,950.12 × 34,616.70
  4. Step 4: Simplify right side
    60,106.50x = 2,871,459,419.00
  5. Step 5: Solve for x
    x = 2,871,459,419.00/60,106.50
  6. Step 6: Final answer
    x = 47,772.86

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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.